Finding the Fourth Proportional to 17,100.14, 25,611.24 and 13,975.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,100.14 : 25,611.24 = 13,975.47 : x
2. Step 2: Convert to fraction form
   17,100.14/25,611.24 = 13,975.47/x
3. Step 3: Cross multiply
   17,100.14x = 25,611.24 × 13,975.47
4. Step 4: Simplify right side
   17,100.14x = 357,929,168.69
5. Step 5: Solve for x
   x = 357,929,168.69/17,100.14
6. Step 6: Final answer
   x = 20,931.37