Finding the Fourth Proportional to 1,852.54, 2,552.15 and 1,291.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,852.54 : 2,552.15 = 1,291.99 : x
2. Step 2: Convert to fraction form
   1,852.54/2,552.15 = 1,291.99/x
3. Step 3: Cross multiply
   1,852.54x = 2,552.15 × 1,291.99
4. Step 4: Simplify right side
   1,852.54x = 3,297,352.28
5. Step 5: Solve for x
   x = 3,297,352.28/1,852.54
6. Step 6: Final answer
   x = 1,779.91