Finding the Fourth Proportional to 2,393.31, 3,302.75 and 1,345.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.31 : 3,302.75 = 1,345.37 : x
2. Step 2: Convert to fraction form
   2,393.31/3,302.75 = 1,345.37/x
3. Step 3: Cross multiply
   2,393.31x = 3,302.75 × 1,345.37
4. Step 4: Simplify right side
   2,393.31x = 4,443,397.53
5. Step 5: Solve for x
   x = 4,443,397.53/2,393.31
6. Step 6: Final answer
   x = 1,856.59