Finding the Fourth Proportional to 17,079.46, 23,561.49 and 9,909.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,079.46 : 23,561.49 = 9,909.34 : x
2. Step 2: Convert to fraction form
   17,079.46/23,561.49 = 9,909.34/x
3. Step 3: Cross multiply
   17,079.46x = 23,561.49 × 9,909.34
4. Step 4: Simplify right side
   17,079.46x = 233,478,815.32
5. Step 5: Solve for x
   x = 233,478,815.32/17,079.46
6. Step 6: Final answer
   x = 13,670.15