Finding the Fourth Proportional to 1,796.19, 2,478.78 and 1,050.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.19 : 2,478.78 = 1,050.72 : x
2. Step 2: Convert to fraction form
   1,796.19/2,478.78 = 1,050.72/x
3. Step 3: Cross multiply
   1,796.19x = 2,478.78 × 1,050.72
4. Step 4: Simplify right side
   1,796.19x = 2,604,503.72
5. Step 5: Solve for x
   x = 2,604,503.72/1,796.19
6. Step 6: Final answer
   x = 1,450.02