Finding the Third Proportional to 67,826 and 147,328

Step by Step Solution

1. Step 1: Write the proportion equation
   67,826 : 147,328 = 147,328 : x
2. Step 2: Convert to fraction form
   67,826/147,328 = 147,328/x
3. Step 3: Cross multiply
   67,826x = 147,328 × 147,328
4. Step 4: Simplify right side
   67,826x = 21,705,539,584
5. Step 5: Solve for x
   x = 21,705,539,584/67,826
6. Step 6: Final answer
   x = 320,017.98