Finding the Fourth Proportional to 10,430.46, 14,394.20 and 5,714.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,430.46 : 14,394.20 = 5,714.42 : x
2. Step 2: Convert to fraction form
   10,430.46/14,394.20 = 5,714.42/x
3. Step 3: Cross multiply
   10,430.46x = 14,394.20 × 5,714.42
4. Step 4: Simplify right side
   10,430.46x = 82,254,504.36
5. Step 5: Solve for x
   x = 82,254,504.36/10,430.46
6. Step 6: Final answer
   x = 7,885.99