Finding the Fourth Proportional to 25,317.24, 34,938.03 and 13,987

Step by Step Solution

1. Step 1: Write the proportion equation
   25,317.24 : 34,938.03 = 13,987 : x
2. Step 2: Convert to fraction form
   25,317.24/34,938.03 = 13,987/x
3. Step 3: Cross multiply
   25,317.24x = 34,938.03 × 13,987
4. Step 4: Simplify right side
   25,317.24x = 488,678,225.61
5. Step 5: Solve for x
   x = 488,678,225.61/25,317.24
6. Step 6: Final answer
   x = 19,302.19