Finding the Fourth Proportional to 1,510.94, 2,085.35 and 881.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.94 : 2,085.35 = 881.83 : x
2. Step 2: Convert to fraction form
   1,510.94/2,085.35 = 881.83/x
3. Step 3: Cross multiply
   1,510.94x = 2,085.35 × 881.83
4. Step 4: Simplify right side
   1,510.94x = 1,838,924.19
5. Step 5: Solve for x
   x = 1,838,924.19/1,510.94
6. Step 6: Final answer
   x = 1,217.07