Finding the Fourth Proportional to 4,829.99, 7,243.82 and 1,320.02

Step by Step Solution

1. Step 1: Write the proportion equation
   4,829.99 : 7,243.82 = 1,320.02 : x
2. Step 2: Convert to fraction form
   4,829.99/7,243.82 = 1,320.02/x
3. Step 3: Cross multiply
   4,829.99x = 7,243.82 × 1,320.02
4. Step 4: Simplify right side
   4,829.99x = 9,561,947.76
5. Step 5: Solve for x
   x = 9,561,947.76/4,829.99
6. Step 6: Final answer
   x = 1,979.70