Finding the Fourth Proportional to 8,752.64, 12,078.15 and 4,975.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,752.64 : 12,078.15 = 4,975.27 : x
2. Step 2: Convert to fraction form
   8,752.64/12,078.15 = 4,975.27/x
3. Step 3: Cross multiply
   8,752.64x = 12,078.15 × 4,975.27
4. Step 4: Simplify right side
   8,752.64x = 60,092,008.50
5. Step 5: Solve for x
   x = 60,092,008.50/8,752.64
6. Step 6: Final answer
   x = 6,865.59