Finding the Fourth Proportional to 3,300.15, 4,553.78 and 1,973.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.15 : 4,553.78 = 1,973.37 : x
2. Step 2: Convert to fraction form
   3,300.15/4,553.78 = 1,973.37/x
3. Step 3: Cross multiply
   3,300.15x = 4,553.78 × 1,973.37
4. Step 4: Simplify right side
   3,300.15x = 8,986,282.97
5. Step 5: Solve for x
   x = 8,986,282.97/3,300.15
6. Step 6: Final answer
   x = 2,722.99