Finding the Third Proportional to 57,866,353.50 and 88,156,146

Step by Step Solution

1. Step 1: Write the proportion equation
   57,866,353.50 : 88,156,146 = 88,156,146 : x
2. Step 2: Convert to fraction form
   57,866,353.50/88,156,146 = 88,156,146/x
3. Step 3: Cross multiply
   57,866,353.50x = 88,156,146 × 88,156,146
4. Step 4: Simplify right side
   57,866,353.50x = 7,771,506,077,573,316
5. Step 5: Solve for x
   x = 7,771,506,077,573,316/57,866,353.50
6. Step 6: Final answer
   x = 134,300,947.05