Finding the Fourth Proportional to 1,650.63, 2,476.25 and 555.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.63 : 2,476.25 = 555.31 : x
2. Step 2: Convert to fraction form
   1,650.63/2,476.25 = 555.31/x
3. Step 3: Cross multiply
   1,650.63x = 2,476.25 × 555.31
4. Step 4: Simplify right side
   1,650.63x = 1,375,086.39
5. Step 5: Solve for x
   x = 1,375,086.39/1,650.63
6. Step 6: Final answer
   x = 833.07