Finding the Fourth Proportional to 1,648.08, 2,272.82 and 1,087.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648.08 : 2,272.82 = 1,087.82 : x
2. Step 2: Convert to fraction form
   1,648.08/2,272.82 = 1,087.82/x
3. Step 3: Cross multiply
   1,648.08x = 2,272.82 × 1,087.82
4. Step 4: Simplify right side
   1,648.08x = 2,472,419.05
5. Step 5: Solve for x
   x = 2,472,419.05/1,648.08
6. Step 6: Final answer
   x = 1,500.18