Finding the Fourth Proportional to 25,422.72, 38,211.84 and 24,878.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,422.72 : 38,211.84 = 24,878.72 : x
2. Step 2: Convert to fraction form
   25,422.72/38,211.84 = 24,878.72/x
3. Step 3: Cross multiply
   25,422.72x = 38,211.84 × 24,878.72
4. Step 4: Simplify right side
   25,422.72x = 950,661,668.04
5. Step 5: Solve for x
   x = 950,661,668.04/25,422.72
6. Step 6: Final answer
   x = 37,394.18