Finding the Fourth Proportional to 8,752, 12,074.72 and 4,974.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,752 : 12,074.72 = 4,974.72 : x
2. Step 2: Convert to fraction form
   8,752/12,074.72 = 4,974.72/x
3. Step 3: Cross multiply
   8,752x = 12,074.72 × 4,974.72
4. Step 4: Simplify right side
   8,752x = 60,068,351.08
5. Step 5: Solve for x
   x = 60,068,351.08/8,752
6. Step 6: Final answer
   x = 6,863.39