Finding the Fourth Proportional to 3,074.69, 4,612.10 and 1,100.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,074.69 : 4,612.10 = 1,100.61 : x
2. Step 2: Convert to fraction form
   3,074.69/4,612.10 = 1,100.61/x
3. Step 3: Cross multiply
   3,074.69x = 4,612.10 × 1,100.61
4. Step 4: Simplify right side
   3,074.69x = 5,076,117.88
5. Step 5: Solve for x
   x = 5,076,117.88/3,074.69
6. Step 6: Final answer
   x = 1,650.94