Finding the Third Proportional to 57,863,850.50 and 123,781,153

Step by Step Solution

1. Step 1: Write the proportion equation
   57,863,850.50 : 123,781,153 = 123,781,153 : x
2. Step 2: Convert to fraction form
   57,863,850.50/123,781,153 = 123,781,153/x
3. Step 3: Cross multiply
   57,863,850.50x = 123,781,153 × 123,781,153
4. Step 4: Simplify right side
   57,863,850.50x = 15,321,773,838,009,408
5. Step 5: Solve for x
   x = 15,321,773,838,009,408/57,863,850.50
6. Step 6: Final answer
   x = 264,790,084.06