Finding the Fourth Proportional to 2,345.46, 3,236.72 and 1,297.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.46 : 3,236.72 = 1,297.52 : x
2. Step 2: Convert to fraction form
   2,345.46/3,236.72 = 1,297.52/x
3. Step 3: Cross multiply
   2,345.46x = 3,236.72 × 1,297.52
4. Step 4: Simplify right side
   2,345.46x = 4,199,686.26
5. Step 5: Solve for x
   x = 4,199,686.26/2,345.46
6. Step 6: Final answer
   x = 1,790.56