Finding the Fourth Proportional to 2,807.22, 3,874.05 and 1,548.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,807.22 : 3,874.05 = 1,548.18 : x
2. Step 2: Convert to fraction form
   2,807.22/3,874.05 = 1,548.18/x
3. Step 3: Cross multiply
   2,807.22x = 3,874.05 × 1,548.18
4. Step 4: Simplify right side
   2,807.22x = 5,997,726.73
5. Step 5: Solve for x
   x = 5,997,726.73/2,807.22
6. Step 6: Final answer
   x = 2,136.54