Finding the Fourth Proportional to 10,303.27, 14,218.51 and 5,587.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,303.27 : 14,218.51 = 5,587.55 : x
2. Step 2: Convert to fraction form
   10,303.27/14,218.51 = 5,587.55/x
3. Step 3: Cross multiply
   10,303.27x = 14,218.51 × 5,587.55
4. Step 4: Simplify right side
   10,303.27x = 79,446,564.46
5. Step 5: Solve for x
   x = 79,446,564.46/10,303.27
6. Step 6: Final answer
   x = 7,710.81