Finding the Third Proportional to 40,195 and 87,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,195 : 87,307.50 = 87,307.50 : x
2. Step 2: Convert to fraction form
   40,195/87,307.50 = 87,307.50/x
3. Step 3: Cross multiply
   40,195x = 87,307.50 × 87,307.50
4. Step 4: Simplify right side
   40,195x = 7,622,599,556.25
5. Step 5: Solve for x
   x = 7,622,599,556.25/40,195
6. Step 6: Final answer
   x = 189,640.49