Finding the Third Proportional to 40,243.50 and 85,853.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,243.50 : 85,853.25 = 85,853.25 : x
2. Step 2: Convert to fraction form
   40,243.50/85,853.25 = 85,853.25/x
3. Step 3: Cross multiply
   40,243.50x = 85,853.25 × 85,853.25
4. Step 4: Simplify right side
   40,243.50x = 7,370,780,535.56
5. Step 5: Solve for x
   x = 7,370,780,535.56/40,243.50
6. Step 6: Final answer
   x = 183,154.56