Finding the Fourth Proportional to 11,741.10, 17,613.18 and 3,840.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,741.10 : 17,613.18 = 3,840.86 : x
2. Step 2: Convert to fraction form
   11,741.10/17,613.18 = 3,840.86/x
3. Step 3: Cross multiply
   11,741.10x = 17,613.18 × 3,840.86
4. Step 4: Simplify right side
   11,741.10x = 67,649,670.47
5. Step 5: Solve for x
   x = 67,649,670.47/11,741.10
6. Step 6: Final answer
   x = 5,761.78