Finding the Fourth Proportional to 1,521.85, 2,281.33 and 937.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521.85 : 2,281.33 = 937.10 : x
2. Step 2: Convert to fraction form
   1,521.85/2,281.33 = 937.10/x
3. Step 3: Cross multiply
   1,521.85x = 2,281.33 × 937.10
4. Step 4: Simplify right side
   1,521.85x = 2,137,820.59
5. Step 5: Solve for x
   x = 2,137,820.59/1,521.85
6. Step 6: Final answer
   x = 1,404.75