Finding the Third Proportional to 72,916.50 and 159,549

Step by Step Solution

1. Step 1: Write the proportion equation
   72,916.50 : 159,549 = 159,549 : x
2. Step 2: Convert to fraction form
   72,916.50/159,549 = 159,549/x
3. Step 3: Cross multiply
   72,916.50x = 159,549 × 159,549
4. Step 4: Simplify right side
   72,916.50x = 25,455,883,401
5. Step 5: Solve for x
   x = 25,455,883,401/72,916.50
6. Step 6: Final answer
   x = 349,110.06