Finding the Third Proportional to 39,862 and 86,730.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,862 : 86,730.50 = 86,730.50 : x
2. Step 2: Convert to fraction form
   39,862/86,730.50 = 86,730.50/x
3. Step 3: Cross multiply
   39,862x = 86,730.50 × 86,730.50
4. Step 4: Simplify right side
   39,862x = 7,522,179,630.25
5. Step 5: Solve for x
   x = 7,522,179,630.25/39,862
6. Step 6: Final answer
   x = 188,705.52