Finding the Third Proportional to 73,788 and 159,240

Step by Step Solution

1. Step 1: Write the proportion equation
   73,788 : 159,240 = 159,240 : x
2. Step 2: Convert to fraction form
   73,788/159,240 = 159,240/x
3. Step 3: Cross multiply
   73,788x = 159,240 × 159,240
4. Step 4: Simplify right side
   73,788x = 25,357,377,600
5. Step 5: Solve for x
   x = 25,357,377,600/73,788
6. Step 6: Final answer
   x = 343,651.78