Finding the Third Proportional to 207,204 and 429,150

Step by Step Solution

1. Step 1: Write the proportion equation
   207,204 : 429,150 = 429,150 : x
2. Step 2: Convert to fraction form
   207,204/429,150 = 429,150/x
3. Step 3: Cross multiply
   207,204x = 429,150 × 429,150
4. Step 4: Simplify right side
   207,204x = 184,169,722,500
5. Step 5: Solve for x
   x = 184,169,722,500/207,204
6. Step 6: Final answer
   x = 888,832.85