Finding the Fourth Proportional to 10,328.58, 14,253.30 and 5,612.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,328.58 : 14,253.30 = 5,612.88 : x
2. Step 2: Convert to fraction form
   10,328.58/14,253.30 = 5,612.88/x
3. Step 3: Cross multiply
   10,328.58x = 14,253.30 × 5,612.88
4. Step 4: Simplify right side
   10,328.58x = 80,002,062.50
5. Step 5: Solve for x
   x = 80,002,062.50/10,328.58
6. Step 6: Final answer
   x = 7,745.70