Finding the Third Proportional to 67,510 and 156,290

Step by Step Solution

1. Step 1: Write the proportion equation
   67,510 : 156,290 = 156,290 : x
2. Step 2: Convert to fraction form
   67,510/156,290 = 156,290/x
3. Step 3: Cross multiply
   67,510x = 156,290 × 156,290
4. Step 4: Simplify right side
   67,510x = 24,426,564,100
5. Step 5: Solve for x
   x = 24,426,564,100/67,510
6. Step 6: Final answer
   x = 361,821.42