Finding the Third Proportional to 38,862 and 80,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,862 : 80,485.50 = 80,485.50 : x
2. Step 2: Convert to fraction form
   38,862/80,485.50 = 80,485.50/x
3. Step 3: Cross multiply
   38,862x = 80,485.50 × 80,485.50
4. Step 4: Simplify right side
   38,862x = 6,477,915,710.25
5. Step 5: Solve for x
   x = 6,477,915,710.25/38,862
6. Step 6: Final answer
   x = 166,690.23