Finding the Third Proportional to 159,072 and 243,600

Step by Step Solution

1. Step 1: Write the proportion equation
   159,072 : 243,600 = 243,600 : x
2. Step 2: Convert to fraction form
   159,072/243,600 = 243,600/x
3. Step 3: Cross multiply
   159,072x = 243,600 × 243,600
4. Step 4: Simplify right side
   159,072x = 59,340,960,000
5. Step 5: Solve for x
   x = 59,340,960,000/159,072
6. Step 6: Final answer
   x = 373,044.66