Finding the Third Proportional to 72,433 and 167,818

Step by Step Solution

1. Step 1: Write the proportion equation
   72,433 : 167,818 = 167,818 : x
2. Step 2: Convert to fraction form
   72,433/167,818 = 167,818/x
3. Step 3: Cross multiply
   72,433x = 167,818 × 167,818
4. Step 4: Simplify right side
   72,433x = 28,162,881,124
5. Step 5: Solve for x
   x = 28,162,881,124/72,433
6. Step 6: Final answer
   x = 388,812.85