Finding the Fourth Proportional to 5,328.72, 7,952.02 and 4,680.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,328.72 : 7,952.02 = 4,680.83 : x
2. Step 2: Convert to fraction form
   5,328.72/7,952.02 = 4,680.83/x
3. Step 3: Cross multiply
   5,328.72x = 7,952.02 × 4,680.83
4. Step 4: Simplify right side
   5,328.72x = 37,222,053.78
5. Step 5: Solve for x
   x = 37,222,053.78/5,328.72
6. Step 6: Final answer
   x = 6,985.18