Finding the Fourth Proportional to 1,507.57, 2,080.46 and 844.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.57 : 2,080.46 = 844.46 : x
2. Step 2: Convert to fraction form
   1,507.57/2,080.46 = 844.46/x
3. Step 3: Cross multiply
   1,507.57x = 2,080.46 × 844.46
4. Step 4: Simplify right side
   1,507.57x = 1,756,861.03
5. Step 5: Solve for x
   x = 1,756,861.03/1,507.57
6. Step 6: Final answer
   x = 1,165.36