Finding the Third Proportional to 196,946 and 429,538

Step by Step Solution

1. Step 1: Write the proportion equation
   196,946 : 429,538 = 429,538 : x
2. Step 2: Convert to fraction form
   196,946/429,538 = 429,538/x
3. Step 3: Cross multiply
   196,946x = 429,538 × 429,538
4. Step 4: Simplify right side
   196,946x = 184,502,893,444
5. Step 5: Solve for x
   x = 184,502,893,444/196,946
6. Step 6: Final answer
   x = 936,819.70