Finding the Third Proportional to 156,951 and 336,042

Step by Step Solution

1. Step 1: Write the proportion equation
   156,951 : 336,042 = 336,042 : x
2. Step 2: Convert to fraction form
   156,951/336,042 = 336,042/x
3. Step 3: Cross multiply
   156,951x = 336,042 × 336,042
4. Step 4: Simplify right side
   156,951x = 112,924,225,764
5. Step 5: Solve for x
   x = 112,924,225,764/156,951
6. Step 6: Final answer
   x = 719,487.14