Finding the Fourth Proportional to 42,118.54, 63,175.51 and 25,474.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,118.54 : 63,175.51 = 25,474.12 : x
2. Step 2: Convert to fraction form
   42,118.54/63,175.51 = 25,474.12/x
3. Step 3: Cross multiply
   42,118.54x = 63,175.51 × 25,474.12
4. Step 4: Simplify right side
   42,118.54x = 1,609,340,522.80
5. Step 5: Solve for x
   x = 1,609,340,522.80/42,118.54
6. Step 6: Final answer
   x = 38,209.79