Finding the Third Proportional to 31,226 and 48,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,226 : 48,931.50 = 48,931.50 : x
2. Step 2: Convert to fraction form
   31,226/48,931.50 = 48,931.50/x
3. Step 3: Cross multiply
   31,226x = 48,931.50 × 48,931.50
4. Step 4: Simplify right side
   31,226x = 2,394,291,692.25
5. Step 5: Solve for x
   x = 2,394,291,692.25/31,226
6. Step 6: Final answer
   x = 76,676.22