Finding the Fourth Proportional to 2,610.94, 3,915.32 and 1,789.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.94 : 3,915.32 = 1,789.46 : x
2. Step 2: Convert to fraction form
   2,610.94/3,915.32 = 1,789.46/x
3. Step 3: Cross multiply
   2,610.94x = 3,915.32 × 1,789.46
4. Step 4: Simplify right side
   2,610.94x = 7,006,308.53
5. Step 5: Solve for x
   x = 7,006,308.53/2,610.94
6. Step 6: Final answer
   x = 2,683.44