Finding the Fourth Proportional to 2,393.34, 3,302.64 and 1,345.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.34 : 3,302.64 = 1,345.56 : x
2. Step 2: Convert to fraction form
   2,393.34/3,302.64 = 1,345.56/x
3. Step 3: Cross multiply
   2,393.34x = 3,302.64 × 1,345.56
4. Step 4: Simplify right side
   2,393.34x = 4,443,900.28
5. Step 5: Solve for x
   x = 4,443,900.28/2,393.34
6. Step 6: Final answer
   x = 1,856.78