Finding the Third Proportional to 40,225.50 and 86,616

Step by Step Solution

1. Step 1: Write the proportion equation
   40,225.50 : 86,616 = 86,616 : x
2. Step 2: Convert to fraction form
   40,225.50/86,616 = 86,616/x
3. Step 3: Cross multiply
   40,225.50x = 86,616 × 86,616
4. Step 4: Simplify right side
   40,225.50x = 7,502,331,456
5. Step 5: Solve for x
   x = 7,502,331,456/40,225.50
6. Step 6: Final answer
   x = 186,506.85