Finding the Fourth Proportional to 2,074.64, 3,105.48 and 1,551.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.64 : 3,105.48 = 1,551.56 : x
2. Step 2: Convert to fraction form
   2,074.64/3,105.48 = 1,551.56/x
3. Step 3: Cross multiply
   2,074.64x = 3,105.48 × 1,551.56
4. Step 4: Simplify right side
   2,074.64x = 4,818,338.55
5. Step 5: Solve for x
   x = 4,818,338.55/2,074.64
6. Step 6: Final answer
   x = 2,322.49