Finding the Fourth Proportional to 10,430.16, 14,393.49 and 5,714.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,430.16 : 14,393.49 = 5,714.43 : x
2. Step 2: Convert to fraction form
   10,430.16/14,393.49 = 5,714.43/x
3. Step 3: Cross multiply
   10,430.16x = 14,393.49 × 5,714.43
4. Step 4: Simplify right side
   10,430.16x = 82,250,591.06
5. Step 5: Solve for x
   x = 82,250,591.06/10,430.16
6. Step 6: Final answer
   x = 7,885.84