Finding the Third Proportional to 3,300.19 and 4,801.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.19 : 4,801.78 = 4,801.78 : x
2. Step 2: Convert to fraction form
   3,300.19/4,801.78 = 4,801.78/x
3. Step 3: Cross multiply
   3,300.19x = 4,801.78 × 4,801.78
4. Step 4: Simplify right side
   3,300.19x = 23,057,103.17
5. Step 5: Solve for x
   x = 23,057,103.17/3,300.19
6. Step 6: Final answer
   x = 6,986.60