Finding the Fourth Proportional to 1,505.94, 2,080.18 and 1,156.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.94 : 2,080.18 = 1,156.18 : x
2. Step 2: Convert to fraction form
   1,505.94/2,080.18 = 1,156.18/x
3. Step 3: Cross multiply
   1,505.94x = 2,080.18 × 1,156.18
4. Step 4: Simplify right side
   1,505.94x = 2,405,058.32
5. Step 5: Solve for x
   x = 2,405,058.32/1,505.94
6. Step 6: Final answer
   x = 1,597.05