Finding the Fourth Proportional to 10,423.84, 14,385.24 and 5,708.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,423.84 : 14,385.24 = 5,708.22 : x
2. Step 2: Convert to fraction form
   10,423.84/14,385.24 = 5,708.22/x
3. Step 3: Cross multiply
   10,423.84x = 14,385.24 × 5,708.22
4. Step 4: Simplify right side
   10,423.84x = 82,114,114.67
5. Step 5: Solve for x
   x = 82,114,114.67/10,423.84
6. Step 6: Final answer
   x = 7,877.53