Finding the Fourth Proportional to 1,807.61, 2,494.48 and 1,061.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807.61 : 2,494.48 = 1,061.44 : x
2. Step 2: Convert to fraction form
   1,807.61/2,494.48 = 1,061.44/x
3. Step 3: Cross multiply
   1,807.61x = 2,494.48 × 1,061.44
4. Step 4: Simplify right side
   1,807.61x = 2,647,740.85
5. Step 5: Solve for x
   x = 2,647,740.85/1,807.61
6. Step 6: Final answer
   x = 1,464.77