Finding the Third Proportional to 167,310 and 359,892

Step by Step Solution

1. Step 1: Write the proportion equation
   167,310 : 359,892 = 359,892 : x
2. Step 2: Convert to fraction form
   167,310/359,892 = 359,892/x
3. Step 3: Cross multiply
   167,310x = 359,892 × 359,892
4. Step 4: Simplify right side
   167,310x = 129,522,251,664
5. Step 5: Solve for x
   x = 129,522,251,664/167,310
6. Step 6: Final answer
   x = 774,145.31