Finding the Fourth Proportional to 6,944.42, 10,404.49 and 5,781.90

Step by Step Solution

1. Step 1: Write the proportion equation
   6,944.42 : 10,404.49 = 5,781.90 : x
2. Step 2: Convert to fraction form
   6,944.42/10,404.49 = 5,781.90/x
3. Step 3: Cross multiply
   6,944.42x = 10,404.49 × 5,781.90
4. Step 4: Simplify right side
   6,944.42x = 60,157,706.28
5. Step 5: Solve for x
   x = 60,157,706.28/6,944.42
6. Step 6: Final answer
   x = 8,662.74