Finding the Fourth Proportional to 1,629.50, 2,444.34 and 807.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,629.50 : 2,444.34 = 807.54 : x
2. Step 2: Convert to fraction form
   1,629.50/2,444.34 = 807.54/x
3. Step 3: Cross multiply
   1,629.50x = 2,444.34 × 807.54
4. Step 4: Simplify right side
   1,629.50x = 1,973,902.32
5. Step 5: Solve for x
   x = 1,973,902.32/1,629.50
6. Step 6: Final answer
   x = 1,211.36