Finding the Fourth Proportional to 42,058.12, 58,046.88 and 25,291.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,058.12 : 58,046.88 = 25,291.12 : x
2. Step 2: Convert to fraction form
   42,058.12/58,046.88 = 25,291.12/x
3. Step 3: Cross multiply
   42,058.12x = 58,046.88 × 25,291.12
4. Step 4: Simplify right side
   42,058.12x = 1,468,070,607.71
5. Step 5: Solve for x
   x = 1,468,070,607.71/42,058.12
6. Step 6: Final answer
   x = 34,905.76