Finding the Fourth Proportional to 3,300.31, 4,554.38 and 1,973.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.31 : 4,554.38 = 1,973.76 : x
2. Step 2: Convert to fraction form
   3,300.31/4,554.38 = 1,973.76/x
3. Step 3: Cross multiply
   3,300.31x = 4,554.38 × 1,973.76
4. Step 4: Simplify right side
   3,300.31x = 8,989,240.92
5. Step 5: Solve for x
   x = 8,989,240.92/3,300.31
6. Step 6: Final answer
   x = 2,723.76