Finding the Fourth Proportional to 42,358.91, 58,457.72 and 25,597.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,358.91 : 58,457.72 = 25,597.31 : x
2. Step 2: Convert to fraction form
   42,358.91/58,457.72 = 25,597.31/x
3. Step 3: Cross multiply
   42,358.91x = 58,457.72 × 25,597.31
4. Step 4: Simplify right side
   42,358.91x = 1,496,360,380.73
5. Step 5: Solve for x
   x = 1,496,360,380.73/42,358.91
6. Step 6: Final answer
   x = 35,325.75