Finding the Fourth Proportional to 9,591.78, 14,371.82 and 4,386.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.78 : 14,371.82 = 4,386.18 : x
2. Step 2: Convert to fraction form
   9,591.78/14,371.82 = 4,386.18/x
3. Step 3: Cross multiply
   9,591.78x = 14,371.82 × 4,386.18
4. Step 4: Simplify right side
   9,591.78x = 63,037,328.55
5. Step 5: Solve for x
   x = 63,037,328.55/9,591.78
6. Step 6: Final answer
   x = 6,572.02