Finding the Third Proportional to 156,725,073 and 365,978,686.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,725,073 : 365,978,686.50 = 365,978,686.50 : x
2. Step 2: Convert to fraction form
   156,725,073/365,978,686.50 = 365,978,686.50/x
3. Step 3: Cross multiply
   156,725,073x = 365,978,686.50 × 365,978,686.50
4. Step 4: Simplify right side
   156,725,073x = 133,940,398,972,265,280
5. Step 5: Solve for x
   x = 133,940,398,972,265,280/156,725,073
6. Step 6: Final answer
   x = 854,620,109.01