Finding the Fourth Proportional to 25,810.24, 35,614.71 and 14,479.30

Step by Step Solution

1. Step 1: Write the proportion equation
   25,810.24 : 35,614.71 = 14,479.30 : x
2. Step 2: Convert to fraction form
   25,810.24/35,614.71 = 14,479.30/x
3. Step 3: Cross multiply
   25,810.24x = 35,614.71 × 14,479.30
4. Step 4: Simplify right side
   25,810.24x = 515,676,169.32
5. Step 5: Solve for x
   x = 515,676,169.32/25,810.24
6. Step 6: Final answer
   x = 19,979.52