Finding the Fourth Proportional to 10,336.88, 14,264.83 and 5,621.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,336.88 : 14,264.83 = 5,621.17 : x
2. Step 2: Convert to fraction form
   10,336.88/14,264.83 = 5,621.17/x
3. Step 3: Cross multiply
   10,336.88x = 14,264.83 × 5,621.17
4. Step 4: Simplify right side
   10,336.88x = 80,185,034.45
5. Step 5: Solve for x
   x = 80,185,034.45/10,336.88
6. Step 6: Final answer
   x = 7,757.18