Finding the Third Proportional to 31,190 and 67,562

Step by Step Solution

1. Step 1: Write the proportion equation
   31,190 : 67,562 = 67,562 : x
2. Step 2: Convert to fraction form
   31,190/67,562 = 67,562/x
3. Step 3: Cross multiply
   31,190x = 67,562 × 67,562
4. Step 4: Simplify right side
   31,190x = 4,564,623,844
5. Step 5: Solve for x
   x = 4,564,623,844/31,190
6. Step 6: Final answer
   x = 146,348.95