Finding the Third Proportional to 164,300 and 353,136

Step by Step Solution

1. Step 1: Write the proportion equation
   164,300 : 353,136 = 353,136 : x
2. Step 2: Convert to fraction form
   164,300/353,136 = 353,136/x
3. Step 3: Cross multiply
   164,300x = 353,136 × 353,136
4. Step 4: Simplify right side
   164,300x = 124,705,034,496
5. Step 5: Solve for x
   x = 124,705,034,496/164,300
6. Step 6: Final answer
   x = 759,008.12