Finding the Fourth Proportional to 9,065.68, 12,513.76 and 5,714.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,065.68 : 12,513.76 = 5,714.14 : x
2. Step 2: Convert to fraction form
   9,065.68/12,513.76 = 5,714.14/x
3. Step 3: Cross multiply
   9,065.68x = 12,513.76 × 5,714.14
4. Step 4: Simplify right side
   9,065.68x = 71,505,376.57
5. Step 5: Solve for x
   x = 71,505,376.57/9,065.68
6. Step 6: Final answer
   x = 7,887.48