Finding the Fourth Proportional to 1,851.20, 2,566.72 and 1,763.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.20 : 2,566.72 = 1,763.52 : x
2. Step 2: Convert to fraction form
   1,851.20/2,566.72 = 1,763.52/x
3. Step 3: Cross multiply
   1,851.20x = 2,566.72 × 1,763.52
4. Step 4: Simplify right side
   1,851.20x = 4,526,462.05
5. Step 5: Solve for x
   x = 4,526,462.05/1,851.20
6. Step 6: Final answer
   x = 2,445.15