Finding the Fourth Proportional to 25,382.72, 35,028.20 and 14,053

Step by Step Solution

1. Step 1: Write the proportion equation
   25,382.72 : 35,028.20 = 14,053 : x
2. Step 2: Convert to fraction form
   25,382.72/35,028.20 = 14,053/x
3. Step 3: Cross multiply
   25,382.72x = 35,028.20 × 14,053
4. Step 4: Simplify right side
   25,382.72x = 492,251,294.60
5. Step 5: Solve for x
   x = 492,251,294.60/25,382.72
6. Step 6: Final answer
   x = 19,393.17