Finding the Fourth Proportional to 10,203.67, 14,080.10 and 5,726.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,203.67 : 14,080.10 = 5,726.55 : x
2. Step 2: Convert to fraction form
   10,203.67/14,080.10 = 5,726.55/x
3. Step 3: Cross multiply
   10,203.67x = 14,080.10 × 5,726.55
4. Step 4: Simplify right side
   10,203.67x = 80,630,373.83
5. Step 5: Solve for x
   x = 80,630,373.83/10,203.67
6. Step 6: Final answer
   x = 7,902.09