Finding the Fourth Proportional to 10,402.83, 14,362.52 and 6,429.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,402.83 : 14,362.52 = 6,429.17 : x
2. Step 2: Convert to fraction form
   10,402.83/14,362.52 = 6,429.17/x
3. Step 3: Cross multiply
   10,402.83x = 14,362.52 × 6,429.17
4. Step 4: Simplify right side
   10,402.83x = 92,339,086.47
5. Step 5: Solve for x
   x = 92,339,086.47/10,402.83
6. Step 6: Final answer
   x = 8,876.34