Finding the Fourth Proportional to 10,390.96, 15,587.82 and 3,817.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,390.96 : 15,587.82 = 3,817.24 : x
2. Step 2: Convert to fraction form
   10,390.96/15,587.82 = 3,817.24/x
3. Step 3: Cross multiply
   10,390.96x = 15,587.82 × 3,817.24
4. Step 4: Simplify right side
   10,390.96x = 59,502,450.02
5. Step 5: Solve for x
   x = 59,502,450.02/10,390.96
6. Step 6: Final answer
   x = 5,726.37