Finding the Fourth Proportional to 25,152.63, 34,710.62 and 13,974.63

Step by Step Solution

1. Step 1: Write the proportion equation
   25,152.63 : 34,710.62 = 13,974.63 : x
2. Step 2: Convert to fraction form
   25,152.63/34,710.62 = 13,974.63/x
3. Step 3: Cross multiply
   25,152.63x = 34,710.62 × 13,974.63
4. Step 4: Simplify right side
   25,152.63x = 485,068,071.57
5. Step 5: Solve for x
   x = 485,068,071.57/25,152.63
6. Step 6: Final answer
   x = 19,284.98