Finding the Fourth Proportional to 1,845.42, 2,547.90 and 1,182.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,845.42 : 2,547.90 = 1,182.57 : x
2. Step 2: Convert to fraction form
   1,845.42/2,547.90 = 1,182.57/x
3. Step 3: Cross multiply
   1,845.42x = 2,547.90 × 1,182.57
4. Step 4: Simplify right side
   1,845.42x = 3,013,070.10
5. Step 5: Solve for x
   x = 3,013,070.10/1,845.42
6. Step 6: Final answer
   x = 1,632.73