Finding the Third Proportional to 57,392 and 88,650

Step by Step Solution

1. Step 1: Write the proportion equation
   57,392 : 88,650 = 88,650 : x
2. Step 2: Convert to fraction form
   57,392/88,650 = 88,650/x
3. Step 3: Cross multiply
   57,392x = 88,650 × 88,650
4. Step 4: Simplify right side
   57,392x = 7,858,822,500
5. Step 5: Solve for x
   x = 7,858,822,500/57,392
6. Step 6: Final answer
   x = 136,932.37