Finding the Third Proportional to 196,645 and 429,010

Step by Step Solution

1. Step 1: Write the proportion equation
   196,645 : 429,010 = 429,010 : x
2. Step 2: Convert to fraction form
   196,645/429,010 = 429,010/x
3. Step 3: Cross multiply
   196,645x = 429,010 × 429,010
4. Step 4: Simplify right side
   196,645x = 184,049,580,100
5. Step 5: Solve for x
   x = 184,049,580,100/196,645
6. Step 6: Final answer
   x = 935,948.44