Finding the Fourth Proportional to 25,130.72, 34,679.76 and 13,952

Step by Step Solution

1. Step 1: Write the proportion equation
   25,130.72 : 34,679.76 = 13,952 : x
2. Step 2: Convert to fraction form
   25,130.72/34,679.76 = 13,952/x
3. Step 3: Cross multiply
   25,130.72x = 34,679.76 × 13,952
4. Step 4: Simplify right side
   25,130.72x = 483,852,011.52
5. Step 5: Solve for x
   x = 483,852,011.52/25,130.72
6. Step 6: Final answer
   x = 19,253.41