Finding the Fourth Proportional to 7,656.56, 10,565.46 and 4,298.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,656.56 : 10,565.46 = 4,298.72 : x
2. Step 2: Convert to fraction form
   7,656.56/10,565.46 = 4,298.72/x
3. Step 3: Cross multiply
   7,656.56x = 10,565.46 × 4,298.72
4. Step 4: Simplify right side
   7,656.56x = 45,417,972.90
5. Step 5: Solve for x
   x = 45,417,972.90/7,656.56
6. Step 6: Final answer
   x = 5,931.90