Finding the Fourth Proportional to 2,042.02, 3,063.50 and 872.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.02 : 3,063.50 = 872.07 : x
2. Step 2: Convert to fraction form
   2,042.02/3,063.50 = 872.07/x
3. Step 3: Cross multiply
   2,042.02x = 3,063.50 × 872.07
4. Step 4: Simplify right side
   2,042.02x = 2,671,586.45
5. Step 5: Solve for x
   x = 2,671,586.45/2,042.02
6. Step 6: Final answer
   x = 1,308.31