Finding the Fourth Proportional to 2,294.32, 3,164.84 and 1,397.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,294.32 : 3,164.84 = 1,397.36 : x
2. Step 2: Convert to fraction form
   2,294.32/3,164.84 = 1,397.36/x
3. Step 3: Cross multiply
   2,294.32x = 3,164.84 × 1,397.36
4. Step 4: Simplify right side
   2,294.32x = 4,422,420.82
5. Step 5: Solve for x
   x = 4,422,420.82/2,294.32
6. Step 6: Final answer
   x = 1,927.55