Finding the Third Proportional to 196,877 and 429,844

Step by Step Solution

1. Step 1: Write the proportion equation
   196,877 : 429,844 = 429,844 : x
2. Step 2: Convert to fraction form
   196,877/429,844 = 429,844/x
3. Step 3: Cross multiply
   196,877x = 429,844 × 429,844
4. Step 4: Simplify right side
   196,877x = 184,765,864,336
5. Step 5: Solve for x
   x = 184,765,864,336/196,877
6. Step 6: Final answer
   x = 938,483.75