Finding the Fourth Proportional to 17,435.79, 24,061.86 and 9,478.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,435.79 : 24,061.86 = 9,478.55 : x
2. Step 2: Convert to fraction form
   17,435.79/24,061.86 = 9,478.55/x
3. Step 3: Cross multiply
   17,435.79x = 24,061.86 × 9,478.55
4. Step 4: Simplify right side
   17,435.79x = 228,071,603.26
5. Step 5: Solve for x
   x = 228,071,603.26/17,435.79
6. Step 6: Final answer
   x = 13,080.66