Finding the Fourth Proportional to 8,738.85, 12,068.18 and 7,472.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,738.85 : 12,068.18 = 7,472.59 : x
2. Step 2: Convert to fraction form
   8,738.85/12,068.18 = 7,472.59/x
3. Step 3: Cross multiply
   8,738.85x = 12,068.18 × 7,472.59
4. Step 4: Simplify right side
   8,738.85x = 90,180,561.19
5. Step 5: Solve for x
   x = 90,180,561.19/8,738.85
6. Step 6: Final answer
   x = 10,319.50