Finding the Third Proportional to 39,201 and 59,722.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,201 : 59,722.50 = 59,722.50 : x
2. Step 2: Convert to fraction form
   39,201/59,722.50 = 59,722.50/x
3. Step 3: Cross multiply
   39,201x = 59,722.50 × 59,722.50
4. Step 4: Simplify right side
   39,201x = 3,566,777,006.25
5. Step 5: Solve for x
   x = 3,566,777,006.25/39,201
6. Step 6: Final answer
   x = 90,986.89