Finding the Fourth Proportional to 9,889.43, 14,834.29 and 3,225.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,889.43 : 14,834.29 = 3,225.89 : x
2. Step 2: Convert to fraction form
   9,889.43/14,834.29 = 3,225.89/x
3. Step 3: Cross multiply
   9,889.43x = 14,834.29 × 3,225.89
4. Step 4: Simplify right side
   9,889.43x = 47,853,816.79
5. Step 5: Solve for x
   x = 47,853,816.79/9,889.43
6. Step 6: Final answer
   x = 4,838.89