Finding the Fourth Proportional to 3,345.32, 5,018.16 and 1,395.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,345.32 : 5,018.16 = 1,395.56 : x
2. Step 2: Convert to fraction form
   3,345.32/5,018.16 = 1,395.56/x
3. Step 3: Cross multiply
   3,345.32x = 5,018.16 × 1,395.56
4. Step 4: Simplify right side
   3,345.32x = 7,003,143.37
5. Step 5: Solve for x
   x = 7,003,143.37/3,345.32
6. Step 6: Final answer
   x = 2,093.42