Finding the Fourth Proportional to 82,540.24, 123,793.94 and 40,402.22

Step by Step Solution

1. Step 1: Write the proportion equation
   82,540.24 : 123,793.94 = 40,402.22 : x
2. Step 2: Convert to fraction form
   82,540.24/123,793.94 = 40,402.22/x
3. Step 3: Cross multiply
   82,540.24x = 123,793.94 × 40,402.22
4. Step 4: Simplify right side
   82,540.24x = 5,001,549,998.55
5. Step 5: Solve for x
   x = 5,001,549,998.55/82,540.24
6. Step 6: Final answer
   x = 60,595.29