Finding the Fourth Proportional to 17,436.36, 24,061.89 and 9,478.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,436.36 : 24,061.89 = 9,478.78 : x
2. Step 2: Convert to fraction form
   17,436.36/24,061.89 = 9,478.78/x
3. Step 3: Cross multiply
   17,436.36x = 24,061.89 × 9,478.78
4. Step 4: Simplify right side
   17,436.36x = 228,077,356.23
5. Step 5: Solve for x
   x = 228,077,356.23/17,436.36
6. Step 6: Final answer
   x = 13,080.56