Finding the Third Proportional to 39,915 and 60,166.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,915 : 60,166.50 = 60,166.50 : x
2. Step 2: Convert to fraction form
   39,915/60,166.50 = 60,166.50/x
3. Step 3: Cross multiply
   39,915x = 60,166.50 × 60,166.50
4. Step 4: Simplify right side
   39,915x = 3,620,007,722.25
5. Step 5: Solve for x
   x = 3,620,007,722.25/39,915
6. Step 6: Final answer
   x = 90,692.92