Finding the Third Proportional to 57,506,548.50 and 123,781,873.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,506,548.50 : 123,781,873.50 = 123,781,873.50 : x
2. Step 2: Convert to fraction form
   57,506,548.50/123,781,873.50 = 123,781,873.50/x
3. Step 3: Cross multiply
   57,506,548.50x = 123,781,873.50 × 123,781,873.50
4. Step 4: Simplify right side
   57,506,548.50x = 15,321,952,207,170,002
5. Step 5: Solve for x
   x = 15,321,952,207,170,002/57,506,548.50
6. Step 6: Final answer
   x = 266,438,390.18