Finding the Fourth Proportional to 10,855.43, 14,981.55 and 7,833.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,855.43 : 14,981.55 = 7,833.04 : x
2. Step 2: Convert to fraction form
   10,855.43/14,981.55 = 7,833.04/x
3. Step 3: Cross multiply
   10,855.43x = 14,981.55 × 7,833.04
4. Step 4: Simplify right side
   10,855.43x = 117,351,035.61
5. Step 5: Solve for x
   x = 117,351,035.61/10,855.43
6. Step 6: Final answer
   x = 10,810.36