Finding the Fourth Proportional to 2,632.38, 3,948.59 and 901

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.38 : 3,948.59 = 901 : x
2. Step 2: Convert to fraction form
   2,632.38/3,948.59 = 901/x
3. Step 3: Cross multiply
   2,632.38x = 3,948.59 × 901
4. Step 4: Simplify right side
   2,632.38x = 3,557,679.59
5. Step 5: Solve for x
   x = 3,557,679.59/2,632.38
6. Step 6: Final answer
   x = 1,351.51