Finding the Third Proportional to 86,251.50 and 188,532

Step by Step Solution

1. Step 1: Write the proportion equation
   86,251.50 : 188,532 = 188,532 : x
2. Step 2: Convert to fraction form
   86,251.50/188,532 = 188,532/x
3. Step 3: Cross multiply
   86,251.50x = 188,532 × 188,532
4. Step 4: Simplify right side
   86,251.50x = 35,544,315,024
5. Step 5: Solve for x
   x = 35,544,315,024/86,251.50
6. Step 6: Final answer
   x = 412,100.83