Finding the Fourth Proportional to 17,585.31, 24,267.80 and 9,628.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,585.31 : 24,267.80 = 9,628.28 : x
2. Step 2: Convert to fraction form
   17,585.31/24,267.80 = 9,628.28/x
3. Step 3: Cross multiply
   17,585.31x = 24,267.80 × 9,628.28
4. Step 4: Simplify right side
   17,585.31x = 233,657,088.40
5. Step 5: Solve for x
   x = 233,657,088.40/17,585.31
6. Step 6: Final answer
   x = 13,287.06