Finding the Fourth Proportional to 2,735.18, 4,103.46 and 787.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,735.18 : 4,103.46 = 787.34 : x
2. Step 2: Convert to fraction form
   2,735.18/4,103.46 = 787.34/x
3. Step 3: Cross multiply
   2,735.18x = 4,103.46 × 787.34
4. Step 4: Simplify right side
   2,735.18x = 3,230,818.20
5. Step 5: Solve for x
   x = 3,230,818.20/2,735.18
6. Step 6: Final answer
   x = 1,181.21