Finding the Third Proportional to 13,425,309,284 and 21,060,348,429

Step by Step Solution

1. Step 1: Write the proportion equation
   13,425,309,284 : 21,060,348,429 = 21,060,348,429 : x
2. Step 2: Convert to fraction form
   13,425,309,284/21,060,348,429 = 21,060,348,429/x
3. Step 3: Cross multiply
   13,425,309,284x = 21,060,348,429 × 21,060,348,429
4. Step 4: Simplify right side
   13,425,309,284x = 443,538,275,950,882,783,232
5. Step 5: Solve for x
   x = 443,538,275,950,882,783,232/13,425,309,284
6. Step 6: Final answer
   x = 33,037,471,731.06