Finding the Fourth Proportional to 1,404.27, 1,938.66 and 844.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.27 : 1,938.66 = 844.87 : x
2. Step 2: Convert to fraction form
   1,404.27/1,938.66 = 844.87/x
3. Step 3: Cross multiply
   1,404.27x = 1,938.66 × 844.87
4. Step 4: Simplify right side
   1,404.27x = 1,637,915.67
5. Step 5: Solve for x
   x = 1,637,915.67/1,404.27
6. Step 6: Final answer
   x = 1,166.38