Finding the Third Proportional to 88,460,025.75 and 138,465,308.25

Step by Step Solution

1. Step 1: Write the proportion equation
   88,460,025.75 : 138,465,308.25 = 138,465,308.25 : x
2. Step 2: Convert to fraction form
   88,460,025.75/138,465,308.25 = 138,465,308.25/x
3. Step 3: Cross multiply
   88,460,025.75x = 138,465,308.25 × 138,465,308.25
4. Step 4: Simplify right side
   88,460,025.75x = 19,172,641,588,767,520
5. Step 5: Solve for x
   x = 19,172,641,588,767,520/88,460,025.75
6. Step 6: Final answer
   x = 216,737,915.53