Finding the Third Proportional to 39,229.50 and 86,376.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,229.50 : 86,376.75 = 86,376.75 : x
2. Step 2: Convert to fraction form
   39,229.50/86,376.75 = 86,376.75/x
3. Step 3: Cross multiply
   39,229.50x = 86,376.75 × 86,376.75
4. Step 4: Simplify right side
   39,229.50x = 7,460,942,940.56
5. Step 5: Solve for x
   x = 7,460,942,940.56/39,229.50
6. Step 6: Final answer
   x = 190,187.05