Finding the Fourth Proportional to 9,949.15, 14,901.67 and 5,778.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,949.15 : 14,901.67 = 5,778.82 : x
2. Step 2: Convert to fraction form
   9,949.15/14,901.67 = 5,778.82/x
3. Step 3: Cross multiply
   9,949.15x = 14,901.67 × 5,778.82
4. Step 4: Simplify right side
   9,949.15x = 86,114,052.57
5. Step 5: Solve for x
   x = 86,114,052.57/9,949.15
6. Step 6: Final answer
   x = 8,655.41