Finding the Third Proportional to 172,045.50 and 404,836.50

Step by Step Solution

1. Step 1: Write the proportion equation
   172,045.50 : 404,836.50 = 404,836.50 : x
2. Step 2: Convert to fraction form
   172,045.50/404,836.50 = 404,836.50/x
3. Step 3: Cross multiply
   172,045.50x = 404,836.50 × 404,836.50
4. Step 4: Simplify right side
   172,045.50x = 163,892,591,732.25
5. Step 5: Solve for x
   x = 163,892,591,732.25/172,045.50
6. Step 6: Final answer
   x = 952,611.91