Finding the Fourth Proportional to 58,041.33, 87,086.64 and 31,715.31

Step by Step Solution

1. Step 1: Write the proportion equation
   58,041.33 : 87,086.64 = 31,715.31 : x
2. Step 2: Convert to fraction form
   58,041.33/87,086.64 = 31,715.31/x
3. Step 3: Cross multiply
   58,041.33x = 87,086.64 × 31,715.31
4. Step 4: Simplify right side
   58,041.33x = 2,761,979,784.46
5. Step 5: Solve for x
   x = 2,761,979,784.46/58,041.33
6. Step 6: Final answer
   x = 47,586.43