Finding the Fourth Proportional to 2,010.96, 2,773.26 and 1,380.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.96 : 2,773.26 = 1,380.37 : x
2. Step 2: Convert to fraction form
   2,010.96/2,773.26 = 1,380.37/x
3. Step 3: Cross multiply
   2,010.96x = 2,773.26 × 1,380.37
4. Step 4: Simplify right side
   2,010.96x = 3,828,124.91
5. Step 5: Solve for x
   x = 3,828,124.91/2,010.96
6. Step 6: Final answer
   x = 1,903.63