Finding the Fourth Proportional to 10,303.66, 14,218.98 and 5,587.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,303.66 : 14,218.98 = 5,587.94 : x
2. Step 2: Convert to fraction form
   10,303.66/14,218.98 = 5,587.94/x
3. Step 3: Cross multiply
   10,303.66x = 14,218.98 × 5,587.94
4. Step 4: Simplify right side
   10,303.66x = 79,454,807.10
5. Step 5: Solve for x
   x = 79,454,807.10/10,303.66
6. Step 6: Final answer
   x = 7,711.32