Finding the Third Proportional to 40,429.88 and 57,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,429.88 : 57,892.50 = 57,892.50 : x
2. Step 2: Convert to fraction form
   40,429.88/57,892.50 = 57,892.50/x
3. Step 3: Cross multiply
   40,429.88x = 57,892.50 × 57,892.50
4. Step 4: Simplify right side
   40,429.88x = 3,351,541,556.25
5. Step 5: Solve for x
   x = 3,351,541,556.25/40,429.88
6. Step 6: Final answer
   x = 82,897.65