Finding the Fourth Proportional to 1,650.50, 2,472.51 and 826.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.50 : 2,472.51 = 826.34 : x
2. Step 2: Convert to fraction form
   1,650.50/2,472.51 = 826.34/x
3. Step 3: Cross multiply
   1,650.50x = 2,472.51 × 826.34
4. Step 4: Simplify right side
   1,650.50x = 2,043,133.91
5. Step 5: Solve for x
   x = 2,043,133.91/1,650.50
6. Step 6: Final answer
   x = 1,237.89