Finding the Fourth Proportional to 3,080.25, 4,622.27 and 1,132.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,080.25 : 4,622.27 = 1,132.61 : x
2. Step 2: Convert to fraction form
   3,080.25/4,622.27 = 1,132.61/x
3. Step 3: Cross multiply
   3,080.25x = 4,622.27 × 1,132.61
4. Step 4: Simplify right side
   3,080.25x = 5,235,200.45
5. Step 5: Solve for x
   x = 5,235,200.45/3,080.25
6. Step 6: Final answer
   x = 1,699.60