Finding the Fourth Proportional to 10,347.48, 14,282.72 and 5,874.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,347.48 : 14,282.72 = 5,874.20 : x
2. Step 2: Convert to fraction form
   10,347.48/14,282.72 = 5,874.20/x
3. Step 3: Cross multiply
   10,347.48x = 14,282.72 × 5,874.20
4. Step 4: Simplify right side
   10,347.48x = 83,899,553.82
5. Step 5: Solve for x
   x = 83,899,553.82/10,347.48
6. Step 6: Final answer
   x = 8,108.21