Finding the Fourth Proportional to 7,103.88, 10,642.86 and 3,967.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,103.88 : 10,642.86 = 3,967.56 : x
2. Step 2: Convert to fraction form
   7,103.88/10,642.86 = 3,967.56/x
3. Step 3: Cross multiply
   7,103.88x = 10,642.86 × 3,967.56
4. Step 4: Simplify right side
   7,103.88x = 42,226,185.62
5. Step 5: Solve for x
   x = 42,226,185.62/7,103.88
6. Step 6: Final answer
   x = 5,944.10