Finding the Fourth Proportional to 1,065.83, 1,596.69 and 653.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.83 : 1,596.69 = 653.76 : x
2. Step 2: Convert to fraction form
   1,065.83/1,596.69 = 653.76/x
3. Step 3: Cross multiply
   1,065.83x = 1,596.69 × 653.76
4. Step 4: Simplify right side
   1,065.83x = 1,043,852.05
5. Step 5: Solve for x
   x = 1,043,852.05/1,065.83
6. Step 6: Final answer
   x = 979.38