Finding the Fourth Proportional to 2,606.76, 3,911.22 and 875.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.76 : 3,911.22 = 875.52 : x
2. Step 2: Convert to fraction form
   2,606.76/3,911.22 = 875.52/x
3. Step 3: Cross multiply
   2,606.76x = 3,911.22 × 875.52
4. Step 4: Simplify right side
   2,606.76x = 3,424,351.33
5. Step 5: Solve for x
   x = 3,424,351.33/2,606.76
6. Step 6: Final answer
   x = 1,313.64