Finding the Fourth Proportional to 4,298.16, 6,434.28 and 3,144.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,298.16 : 6,434.28 = 3,144.72 : x
2. Step 2: Convert to fraction form
   4,298.16/6,434.28 = 3,144.72/x
3. Step 3: Cross multiply
   4,298.16x = 6,434.28 × 3,144.72
4. Step 4: Simplify right side
   4,298.16x = 20,234,009.00
5. Step 5: Solve for x
   x = 20,234,009.00/4,298.16
6. Step 6: Final answer
   x = 4,707.60