Finding the Fourth Proportional to 1,065.50, 1,594.63 and 654.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.50 : 1,594.63 = 654.42 : x
2. Step 2: Convert to fraction form
   1,065.50/1,594.63 = 654.42/x
3. Step 3: Cross multiply
   1,065.50x = 1,594.63 × 654.42
4. Step 4: Simplify right side
   1,065.50x = 1,043,557.76
5. Step 5: Solve for x
   x = 1,043,557.76/1,065.50
6. Step 6: Final answer
   x = 979.41