Finding the Fourth Proportional to 1,493.35, 2,241.47 and 1,077.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.35 : 2,241.47 = 1,077.31 : x
2. Step 2: Convert to fraction form
   1,493.35/2,241.47 = 1,077.31/x
3. Step 3: Cross multiply
   1,493.35x = 2,241.47 × 1,077.31
4. Step 4: Simplify right side
   1,493.35x = 2,414,758.05
5. Step 5: Solve for x
   x = 2,414,758.05/1,493.35
6. Step 6: Final answer
   x = 1,617.01