Finding the Fourth Proportional to 10,312.08, 14,230.72 and 5,596.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,312.08 : 14,230.72 = 5,596.40 : x
2. Step 2: Convert to fraction form
   10,312.08/14,230.72 = 5,596.40/x
3. Step 3: Cross multiply
   10,312.08x = 14,230.72 × 5,596.40
4. Step 4: Simplify right side
   10,312.08x = 79,640,801.41
5. Step 5: Solve for x
   x = 79,640,801.41/10,312.08
6. Step 6: Final answer
   x = 7,723.06