Finding the Third Proportional to 156,069 and 341,031

Step by Step Solution

1. Step 1: Write the proportion equation
   156,069 : 341,031 = 341,031 : x
2. Step 2: Convert to fraction form
   156,069/341,031 = 341,031/x
3. Step 3: Cross multiply
   156,069x = 341,031 × 341,031
4. Step 4: Simplify right side
   156,069x = 116,302,142,961
5. Step 5: Solve for x
   x = 116,302,142,961/156,069
6. Step 6: Final answer
   x = 745,196.95