Finding the Fourth Proportional to 1,851.16, 2,554.88 and 1,152.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.16 : 2,554.88 = 1,152.76 : x
2. Step 2: Convert to fraction form
   1,851.16/2,554.88 = 1,152.76/x
3. Step 3: Cross multiply
   1,851.16x = 2,554.88 × 1,152.76
4. Step 4: Simplify right side
   1,851.16x = 2,945,163.47
5. Step 5: Solve for x
   x = 2,945,163.47/1,851.16
6. Step 6: Final answer
   x = 1,590.98