Finding the Fourth Proportional to 25,131, 34,680.82 and 13,798.69

Step by Step Solution

1. Step 1: Write the proportion equation
   25,131 : 34,680.82 = 13,798.69 : x
2. Step 2: Convert to fraction form
   25,131/34,680.82 = 13,798.69/x
3. Step 3: Cross multiply
   25,131x = 34,680.82 × 13,798.69
4. Step 4: Simplify right side
   25,131x = 478,549,884.13
5. Step 5: Solve for x
   x = 478,549,884.13/25,131
6. Step 6: Final answer
   x = 19,042.21