Finding the Fourth Proportional to 2,261.69, 3,393.05 and 875.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,261.69 : 3,393.05 = 875.03 : x
2. Step 2: Convert to fraction form
   2,261.69/3,393.05 = 875.03/x
3. Step 3: Cross multiply
   2,261.69x = 3,393.05 × 875.03
4. Step 4: Simplify right side
   2,261.69x = 2,969,020.54
5. Step 5: Solve for x
   x = 2,969,020.54/2,261.69
6. Step 6: Final answer
   x = 1,312.74