Finding the Fourth Proportional to 10,203.74, 14,081.22 and 5,727.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,203.74 : 14,081.22 = 5,727.55 : x
2. Step 2: Convert to fraction form
   10,203.74/14,081.22 = 5,727.55/x
3. Step 3: Cross multiply
   10,203.74x = 14,081.22 × 5,727.55
4. Step 4: Simplify right side
   10,203.74x = 80,650,856.41
5. Step 5: Solve for x
   x = 80,650,856.41/10,203.74
6. Step 6: Final answer
   x = 7,904.05