Finding the Fourth Proportional to 17,978.02, 24,816.18 and 10,904.29

Step by Step Solution

1. Step 1: Write the proportion equation
   17,978.02 : 24,816.18 = 10,904.29 : x
2. Step 2: Convert to fraction form
   17,978.02/24,816.18 = 10,904.29/x
3. Step 3: Cross multiply
   17,978.02x = 24,816.18 × 10,904.29
4. Step 4: Simplify right side
   17,978.02x = 270,602,823.41
5. Step 5: Solve for x
   x = 270,602,823.41/17,978.02
6. Step 6: Final answer
   x = 15,051.87