Finding the Fourth Proportional to 10,328.55, 14,253.40 and 5,612.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,328.55 : 14,253.40 = 5,612.83 : x
2. Step 2: Convert to fraction form
   10,328.55/14,253.40 = 5,612.83/x
3. Step 3: Cross multiply
   10,328.55x = 14,253.40 × 5,612.83
4. Step 4: Simplify right side
   10,328.55x = 80,001,882.50
5. Step 5: Solve for x
   x = 80,001,882.50/10,328.55
6. Step 6: Final answer
   x = 7,745.71