Finding the Third Proportional to 78,924 and 167,892

Step by Step Solution

1. Step 1: Write the proportion equation
   78,924 : 167,892 = 167,892 : x
2. Step 2: Convert to fraction form
   78,924/167,892 = 167,892/x
3. Step 3: Cross multiply
   78,924x = 167,892 × 167,892
4. Step 4: Simplify right side
   78,924x = 28,187,723,664
5. Step 5: Solve for x
   x = 28,187,723,664/78,924
6. Step 6: Final answer
   x = 357,150.22