Finding the Fourth Proportional to 2,050.95, 3,077.29 and 881.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.95 : 3,077.29 = 881.21 : x
2. Step 2: Convert to fraction form
   2,050.95/3,077.29 = 881.21/x
3. Step 3: Cross multiply
   2,050.95x = 3,077.29 × 881.21
4. Step 4: Simplify right side
   2,050.95x = 2,711,747.52
5. Step 5: Solve for x
   x = 2,711,747.52/2,050.95
6. Step 6: Final answer
   x = 1,322.19