Finding the Fourth Proportional to 12,865.92, 19,284.84 and 5,066.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,865.92 : 19,284.84 = 5,066.16 : x
2. Step 2: Convert to fraction form
   12,865.92/19,284.84 = 5,066.16/x
3. Step 3: Cross multiply
   12,865.92x = 19,284.84 × 5,066.16
4. Step 4: Simplify right side
   12,865.92x = 97,700,085.01
5. Step 5: Solve for x
   x = 97,700,085.01/12,865.92
6. Step 6: Final answer
   x = 7,593.71