Finding the Fourth Proportional to 10,303.10, 14,218.20 and 5,587.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,303.10 : 14,218.20 = 5,587.38 : x
2. Step 2: Convert to fraction form
   10,303.10/14,218.20 = 5,587.38/x
3. Step 3: Cross multiply
   10,303.10x = 14,218.20 × 5,587.38
4. Step 4: Simplify right side
   10,303.10x = 79,442,486.32
5. Step 5: Solve for x
   x = 79,442,486.32/10,303.10
6. Step 6: Final answer
   x = 7,710.54