Finding the Fourth Proportional to 10,490.31, 14,492.52 and 7,833.11

Step by Step Solution

1. Step 1: Write the proportion equation
   10,490.31 : 14,492.52 = 7,833.11 : x
2. Step 2: Convert to fraction form
   10,490.31/14,492.52 = 7,833.11/x
3. Step 3: Cross multiply
   10,490.31x = 14,492.52 × 7,833.11
4. Step 4: Simplify right side
   10,490.31x = 113,521,430.87
5. Step 5: Solve for x
   x = 113,521,430.87/10,490.31
6. Step 6: Final answer
   x = 10,821.55