Finding the Fourth Proportional to 1,470.88, 2,029.89 and 881.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,470.88 : 2,029.89 = 881.74 : x
2. Step 2: Convert to fraction form
   1,470.88/2,029.89 = 881.74/x
3. Step 3: Cross multiply
   1,470.88x = 2,029.89 × 881.74
4. Step 4: Simplify right side
   1,470.88x = 1,789,835.21
5. Step 5: Solve for x
   x = 1,789,835.21/1,470.88
6. Step 6: Final answer
   x = 1,216.85