Finding the Fourth Proportional to 5,328.16, 7,996.52 and 2,406.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,328.16 : 7,996.52 = 2,406.72 : x
2. Step 2: Convert to fraction form
   5,328.16/7,996.52 = 2,406.72/x
3. Step 3: Cross multiply
   5,328.16x = 7,996.52 × 2,406.72
4. Step 4: Simplify right side
   5,328.16x = 19,245,384.61
5. Step 5: Solve for x
   x = 19,245,384.61/5,328.16
6. Step 6: Final answer
   x = 3,612.01