Finding the Fourth Proportional to 2,074.89, 3,113.25 and 1,100.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.89 : 3,113.25 = 1,100.75 : x
2. Step 2: Convert to fraction form
   2,074.89/3,113.25 = 1,100.75/x
3. Step 3: Cross multiply
   2,074.89x = 3,113.25 × 1,100.75
4. Step 4: Simplify right side
   2,074.89x = 3,426,904.43
5. Step 5: Solve for x
   x = 3,426,904.43/2,074.89
6. Step 6: Final answer
   x = 1,651.61