Finding the Third Proportional to 124,522,650 and 288,276,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,522,650 : 288,276,055.50 = 288,276,055.50 : x
2. Step 2: Convert to fraction form
   124,522,650/288,276,055.50 = 288,276,055.50/x
3. Step 3: Cross multiply
   124,522,650x = 288,276,055.50 × 288,276,055.50
4. Step 4: Simplify right side
   124,522,650x = 83,103,084,174,639,088
5. Step 5: Solve for x
   x = 83,103,084,174,639,088/124,522,650
6. Step 6: Final answer
   x = 667,373,238.32