Finding the Third Proportional to 196,073 and 429,458

Step by Step Solution

1. Step 1: Write the proportion equation
   196,073 : 429,458 = 429,458 : x
2. Step 2: Convert to fraction form
   196,073/429,458 = 429,458/x
3. Step 3: Cross multiply
   196,073x = 429,458 × 429,458
4. Step 4: Simplify right side
   196,073x = 184,434,173,764
5. Step 5: Solve for x
   x = 184,434,173,764/196,073
6. Step 6: Final answer
   x = 940,640.34