Finding the Fourth Proportional to 42,117.40, 58,102.14 and 25,111.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,117.40 : 58,102.14 = 25,111.96 : x
2. Step 2: Convert to fraction form
   42,117.40/58,102.14 = 25,111.96/x
3. Step 3: Cross multiply
   42,117.40x = 58,102.14 × 25,111.96
4. Step 4: Simplify right side
   42,117.40x = 1,459,058,615.59
5. Step 5: Solve for x
   x = 1,459,058,615.59/42,117.40
6. Step 6: Final answer
   x = 34,642.66