Finding the Fourth Proportional to 10,136.40, 13,987.92 and 5,944.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,136.40 : 13,987.92 = 5,944.56 : x
2. Step 2: Convert to fraction form
   10,136.40/13,987.92 = 5,944.56/x
3. Step 3: Cross multiply
   10,136.40x = 13,987.92 × 5,944.56
4. Step 4: Simplify right side
   10,136.40x = 83,152,029.72
5. Step 5: Solve for x
   x = 83,152,029.72/10,136.40
6. Step 6: Final answer
   x = 8,203.31