Finding the Fourth Proportional to 8,748.42, 12,077.28 and 5,930.70

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.42 : 12,077.28 = 5,930.70 : x
2. Step 2: Convert to fraction form
   8,748.42/12,077.28 = 5,930.70/x
3. Step 3: Cross multiply
   8,748.42x = 12,077.28 × 5,930.70
4. Step 4: Simplify right side
   8,748.42x = 71,626,724.50
5. Step 5: Solve for x
   x = 71,626,724.50/8,748.42
6. Step 6: Final answer
   x = 8,187.39