Finding the Fourth Proportional to 1,662.53, 2,292.55 and 1,158.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.53 : 2,292.55 = 1,158.96 : x
2. Step 2: Convert to fraction form
   1,662.53/2,292.55 = 1,158.96/x
3. Step 3: Cross multiply
   1,662.53x = 2,292.55 × 1,158.96
4. Step 4: Simplify right side
   1,662.53x = 2,656,973.07
5. Step 5: Solve for x
   x = 2,656,973.07/1,662.53
6. Step 6: Final answer
   x = 1,598.16