Finding the Fourth Proportional to 3,753.22, 5,179.29 and 2,074.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,753.22 : 5,179.29 = 2,074.78 : x
2. Step 2: Convert to fraction form
   3,753.22/5,179.29 = 2,074.78/x
3. Step 3: Cross multiply
   3,753.22x = 5,179.29 × 2,074.78
4. Step 4: Simplify right side
   3,753.22x = 10,745,887.31
5. Step 5: Solve for x
   x = 10,745,887.31/3,753.22
6. Step 6: Final answer
   x = 2,863.11