Finding the Fourth Proportional to 1,632.21, 2,251.69 and 1,233.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.21 : 2,251.69 = 1,233.15 : x
2. Step 2: Convert to fraction form
   1,632.21/2,251.69 = 1,233.15/x
3. Step 3: Cross multiply
   1,632.21x = 2,251.69 × 1,233.15
4. Step 4: Simplify right side
   1,632.21x = 2,776,671.52
5. Step 5: Solve for x
   x = 2,776,671.52/1,632.21
6. Step 6: Final answer
   x = 1,701.17