Finding the Third Proportional to 196,866 and 429,819

Step by Step Solution

1. Step 1: Write the proportion equation
   196,866 : 429,819 = 429,819 : x
2. Step 2: Convert to fraction form
   196,866/429,819 = 429,819/x
3. Step 3: Cross multiply
   196,866x = 429,819 × 429,819
4. Step 4: Simplify right side
   196,866x = 184,744,372,761
5. Step 5: Solve for x
   x = 184,744,372,761/196,866
6. Step 6: Final answer
   x = 938,427.02