Finding the Fourth Proportional to 10,303.12, 14,218.23 and 5,587.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,303.12 : 14,218.23 = 5,587.37 : x
2. Step 2: Convert to fraction form
   10,303.12/14,218.23 = 5,587.37/x
3. Step 3: Cross multiply
   10,303.12x = 14,218.23 × 5,587.37
4. Step 4: Simplify right side
   10,303.12x = 79,442,511.76
5. Step 5: Solve for x
   x = 79,442,511.76/10,303.12
6. Step 6: Final answer
   x = 7,710.53