Finding the Fourth Proportional to 1,396.86, 1,927.71 and 1,046.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396.86 : 1,927.71 = 1,046.94 : x
2. Step 2: Convert to fraction form
   1,396.86/1,927.71 = 1,046.94/x
3. Step 3: Cross multiply
   1,396.86x = 1,927.71 × 1,046.94
4. Step 4: Simplify right side
   1,396.86x = 2,018,196.71
5. Step 5: Solve for x
   x = 2,018,196.71/1,396.86
6. Step 6: Final answer
   x = 1,444.81