Finding the Fourth Proportional to 5,056.32, 6,976.56 and 3,066.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,056.32 : 6,976.56 = 3,066.72 : x
2. Step 2: Convert to fraction form
   5,056.32/6,976.56 = 3,066.72/x
3. Step 3: Cross multiply
   5,056.32x = 6,976.56 × 3,066.72
4. Step 4: Simplify right side
   5,056.32x = 21,395,156.08
5. Step 5: Solve for x
   x = 21,395,156.08/5,056.32
6. Step 6: Final answer
   x = 4,231.37