Finding the Fourth Proportional to 10,588.78, 14,613.78 and 7,230.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,588.78 : 14,613.78 = 7,230.52 : x
2. Step 2: Convert to fraction form
   10,588.78/14,613.78 = 7,230.52/x
3. Step 3: Cross multiply
   10,588.78x = 14,613.78 × 7,230.52
4. Step 4: Simplify right side
   10,588.78x = 105,665,228.57
5. Step 5: Solve for x
   x = 105,665,228.57/10,588.78
6. Step 6: Final answer
   x = 9,978.98