Finding the Fourth Proportional to 2,393.16, 3,302.56 and 1,345.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.16 : 3,302.56 = 1,345.22 : x
2. Step 2: Convert to fraction form
   2,393.16/3,302.56 = 1,345.22/x
3. Step 3: Cross multiply
   2,393.16x = 3,302.56 × 1,345.22
4. Step 4: Simplify right side
   2,393.16x = 4,442,667.32
5. Step 5: Solve for x
   x = 4,442,667.32/2,393.16
6. Step 6: Final answer
   x = 1,856.41