Finding the Fourth Proportional to 1,633.61, 2,254.01 and 925.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,633.61 : 2,254.01 = 925.39 : x
2. Step 2: Convert to fraction form
   1,633.61/2,254.01 = 925.39/x
3. Step 3: Cross multiply
   1,633.61x = 2,254.01 × 925.39
4. Step 4: Simplify right side
   1,633.61x = 2,085,836.10
5. Step 5: Solve for x
   x = 2,085,836.10/1,633.61
6. Step 6: Final answer
   x = 1,276.83