Finding the Fourth Proportional to 16,909.52, 23,337.59 and 9,839.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,909.52 : 23,337.59 = 9,839.84 : x
2. Step 2: Convert to fraction form
   16,909.52/23,337.59 = 9,839.84/x
3. Step 3: Cross multiply
   16,909.52x = 23,337.59 × 9,839.84
4. Step 4: Simplify right side
   16,909.52x = 229,637,985.70
5. Step 5: Solve for x
   x = 229,637,985.70/16,909.52
6. Step 6: Final answer
   x = 13,580.40