Finding the Fourth Proportional to 17,384.22, 23,990.16 and 9,426.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,384.22 : 23,990.16 = 9,426.42 : x
2. Step 2: Convert to fraction form
   17,384.22/23,990.16 = 9,426.42/x
3. Step 3: Cross multiply
   17,384.22x = 23,990.16 × 9,426.42
4. Step 4: Simplify right side
   17,384.22x = 226,141,276.90
5. Step 5: Solve for x
   x = 226,141,276.90/17,384.22
6. Step 6: Final answer
   x = 13,008.43