Finding the Third Proportional to 156,964 and 339,076

Step by Step Solution

1. Step 1: Write the proportion equation
   156,964 : 339,076 = 339,076 : x
2. Step 2: Convert to fraction form
   156,964/339,076 = 339,076/x
3. Step 3: Cross multiply
   156,964x = 339,076 × 339,076
4. Step 4: Simplify right side
   156,964x = 114,972,533,776
5. Step 5: Solve for x
   x = 114,972,533,776/156,964
6. Step 6: Final answer
   x = 732,477.09