Finding the Third Proportional to 3,780.42 and 8,043.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,780.42 : 8,043.05 = 8,043.05 : x
2. Step 2: Convert to fraction form
   3,780.42/8,043.05 = 8,043.05/x
3. Step 3: Cross multiply
   3,780.42x = 8,043.05 × 8,043.05
4. Step 4: Simplify right side
   3,780.42x = 64,690,603.03
5. Step 5: Solve for x
   x = 64,690,603.03/3,780.42
6. Step 6: Final answer
   x = 17,112.01