Finding the Third Proportional to 57,365 and 88,605

Step by Step Solution

1. Step 1: Write the proportion equation
   57,365 : 88,605 = 88,605 : x
2. Step 2: Convert to fraction form
   57,365/88,605 = 88,605/x
3. Step 3: Cross multiply
   57,365x = 88,605 × 88,605
4. Step 4: Simplify right side
   57,365x = 7,850,846,025
5. Step 5: Solve for x
   x = 7,850,846,025/57,365
6. Step 6: Final answer
   x = 136,857.77