Finding the Fourth Proportional to 82,331.44, 123,516.29 and 42,335.31

Step by Step Solution

1. Step 1: Write the proportion equation
   82,331.44 : 123,516.29 = 42,335.31 : x
2. Step 2: Convert to fraction form
   82,331.44/123,516.29 = 42,335.31/x
3. Step 3: Cross multiply
   82,331.44x = 123,516.29 × 42,335.31
4. Step 4: Simplify right side
   82,331.44x = 5,229,100,301.45
5. Step 5: Solve for x
   x = 5,229,100,301.45/82,331.44
6. Step 6: Final answer
   x = 63,512.80