Finding the Fourth Proportional to 10,411.89, 14,368.77 and 5,696.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,411.89 : 14,368.77 = 5,696.61 : x
2. Step 2: Convert to fraction form
   10,411.89/14,368.77 = 5,696.61/x
3. Step 3: Cross multiply
   10,411.89x = 14,368.77 × 5,696.61
4. Step 4: Simplify right side
   10,411.89x = 81,853,278.87
5. Step 5: Solve for x
   x = 81,853,278.87/10,411.89
6. Step 6: Final answer
   x = 7,861.52