Finding the Third Proportional to 9,850,012,859,227.50 and 21,182,418,783,356

Step by Step Solution

1. Step 1: Write the proportion equation
   9,850,012,859,227.50 : 21,182,418,783,356 = 21,182,418,783,356 : x
2. Step 2: Convert to fraction form
   9,850,012,859,227.50/21,182,418,783,356 = 21,182,418,783,356/x
3. Step 3: Cross multiply
   9,850,012,859,227.50x = 21,182,418,783,356 × 21,182,418,783,356
4. Step 4: Simplify right side
   9,850,012,859,227.50x = 448,694,865,513,473,116,142,043,136
5. Step 5: Solve for x
   x = 448,694,865,513,473,116,142,043,136/9,850,012,859,227.50
6. Step 6: Final answer
   x = 45,552,718,755,400.95