Finding the Third Proportional to 67,088 and 147,136

Step by Step Solution

1. Step 1: Write the proportion equation
   67,088 : 147,136 = 147,136 : x
2. Step 2: Convert to fraction form
   67,088/147,136 = 147,136/x
3. Step 3: Cross multiply
   67,088x = 147,136 × 147,136
4. Step 4: Simplify right side
   67,088x = 21,649,002,496
5. Step 5: Solve for x
   x = 21,649,002,496/67,088
6. Step 6: Final answer
   x = 322,695.60