Finding the Fourth Proportional to 1,632.36, 2,251 and 1,397.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.36 : 2,251 = 1,397.10 : x
2. Step 2: Convert to fraction form
   1,632.36/2,251 = 1,397.10/x
3. Step 3: Cross multiply
   1,632.36x = 2,251 × 1,397.10
4. Step 4: Simplify right side
   1,632.36x = 3,144,872.10
5. Step 5: Solve for x
   x = 3,144,872.10/1,632.36
6. Step 6: Final answer
   x = 1,926.58