Finding the Fourth Proportional to 2,367.72, 3,551.42 and 907.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,367.72 : 3,551.42 = 907.02 : x
2. Step 2: Convert to fraction form
   2,367.72/3,551.42 = 907.02/x
3. Step 3: Cross multiply
   2,367.72x = 3,551.42 × 907.02
4. Step 4: Simplify right side
   2,367.72x = 3,221,208.97
5. Step 5: Solve for x
   x = 3,221,208.97/2,367.72
6. Step 6: Final answer
   x = 1,360.47