Finding the Fourth Proportional to 42,117.74, 58,097.31 and 25,347.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,117.74 : 58,097.31 = 25,347.50 : x
2. Step 2: Convert to fraction form
   42,117.74/58,097.31 = 25,347.50/x
3. Step 3: Cross multiply
   42,117.74x = 58,097.31 × 25,347.50
4. Step 4: Simplify right side
   42,117.74x = 1,472,621,565.23
5. Step 5: Solve for x
   x = 1,472,621,565.23/42,117.74
6. Step 6: Final answer
   x = 34,964.40