Finding the Fourth Proportional to 2,345.82, 3,237.13 and 1,297.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.82 : 3,237.13 = 1,297.81 : x
2. Step 2: Convert to fraction form
   2,345.82/3,237.13 = 1,297.81/x
3. Step 3: Cross multiply
   2,345.82x = 3,237.13 × 1,297.81
4. Step 4: Simplify right side
   2,345.82x = 4,201,179.69
5. Step 5: Solve for x
   x = 4,201,179.69/2,345.82
6. Step 6: Final answer
   x = 1,790.92