Finding the Fourth Proportional to 8,742.32, 12,064.56 and 5,016.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,742.32 : 12,064.56 = 5,016.32 : x
2. Step 2: Convert to fraction form
   8,742.32/12,064.56 = 5,016.32/x
3. Step 3: Cross multiply
   8,742.32x = 12,064.56 × 5,016.32
4. Step 4: Simplify right side
   8,742.32x = 60,519,693.62
5. Step 5: Solve for x
   x = 60,519,693.62/8,742.32
6. Step 6: Final answer
   x = 6,922.61