Finding the Third Proportional to 7,849,258,362 and 12,064,851,490.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,849,258,362 : 12,064,851,490.50 = 12,064,851,490.50 : x
2. Step 2: Convert to fraction form
   7,849,258,362/12,064,851,490.50 = 12,064,851,490.50/x
3. Step 3: Cross multiply
   7,849,258,362x = 12,064,851,490.50 × 12,064,851,490.50
4. Step 4: Simplify right side
   7,849,258,362x = 145,560,641,487,820,079,104
5. Step 5: Solve for x
   x = 145,560,641,487,820,079,104/7,849,258,362
6. Step 6: Final answer
   x = 18,544,508,891.76