Finding the Fourth Proportional to 10,429.85, 14,393.18 and 5,714.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,429.85 : 14,393.18 = 5,714.13 : x
2. Step 2: Convert to fraction form
   10,429.85/14,393.18 = 5,714.13/x
3. Step 3: Cross multiply
   10,429.85x = 14,393.18 × 5,714.13
4. Step 4: Simplify right side
   10,429.85x = 82,244,473.06
5. Step 5: Solve for x
   x = 82,244,473.06/10,429.85
6. Step 6: Final answer
   x = 7,885.49