Finding the Third Proportional to 86,436 and 126,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,436 : 126,346.50 = 126,346.50 : x
2. Step 2: Convert to fraction form
   86,436/126,346.50 = 126,346.50/x
3. Step 3: Cross multiply
   86,436x = 126,346.50 × 126,346.50
4. Step 4: Simplify right side
   86,436x = 15,963,438,062.25
5. Step 5: Solve for x
   x = 15,963,438,062.25/86,436
6. Step 6: Final answer
   x = 184,685.06