Finding the Third Proportional to 72,843 and 148,359

Step by Step Solution

1. Step 1: Write the proportion equation
   72,843 : 148,359 = 148,359 : x
2. Step 2: Convert to fraction form
   72,843/148,359 = 148,359/x
3. Step 3: Cross multiply
   72,843x = 148,359 × 148,359
4. Step 4: Simplify right side
   72,843x = 22,010,392,881
5. Step 5: Solve for x
   x = 22,010,392,881/72,843
6. Step 6: Final answer
   x = 302,162.09