Finding the Fourth Proportional to 2,462.69, 3,398.61 and 1,400.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.69 : 3,398.61 = 1,400.07 : x
2. Step 2: Convert to fraction form
   2,462.69/3,398.61 = 1,400.07/x
3. Step 3: Cross multiply
   2,462.69x = 3,398.61 × 1,400.07
4. Step 4: Simplify right side
   2,462.69x = 4,758,282.91
5. Step 5: Solve for x
   x = 4,758,282.91/2,462.69
6. Step 6: Final answer
   x = 1,932.15