Finding the Third Proportional to 43,780.50 and 85,373.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43,780.50 : 85,373.25 = 85,373.25 : x
2. Step 2: Convert to fraction form
   43,780.50/85,373.25 = 85,373.25/x
3. Step 3: Cross multiply
   43,780.50x = 85,373.25 × 85,373.25
4. Step 4: Simplify right side
   43,780.50x = 7,288,591,815.56
5. Step 5: Solve for x
   x = 7,288,591,815.56/43,780.50
6. Step 6: Final answer
   x = 166,480.32