Finding the Fourth Proportional to 2,371.38, 3,556.61 and 910.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371.38 : 3,556.61 = 910.34 : x
2. Step 2: Convert to fraction form
   2,371.38/3,556.61 = 910.34/x
3. Step 3: Cross multiply
   2,371.38x = 3,556.61 × 910.34
4. Step 4: Simplify right side
   2,371.38x = 3,237,718.76
5. Step 5: Solve for x
   x = 3,237,718.76/2,371.38
6. Step 6: Final answer
   x = 1,365.33