Finding the Fourth Proportional to 1,722.86, 2,377.50 and 1,050.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.86 : 2,377.50 = 1,050.86 : x
2. Step 2: Convert to fraction form
   1,722.86/2,377.50 = 1,050.86/x
3. Step 3: Cross multiply
   1,722.86x = 2,377.50 × 1,050.86
4. Step 4: Simplify right side
   1,722.86x = 2,498,407.76
5. Step 5: Solve for x
   x = 2,498,407.76/1,722.86
6. Step 6: Final answer
   x = 1,450.16