Finding the Third Proportional to 72,580.50 and 159,498

Step by Step Solution

1. Step 1: Write the proportion equation
   72,580.50 : 159,498 = 159,498 : x
2. Step 2: Convert to fraction form
   72,580.50/159,498 = 159,498/x
3. Step 3: Cross multiply
   72,580.50x = 159,498 × 159,498
4. Step 4: Simplify right side
   72,580.50x = 25,439,612,004
5. Step 5: Solve for x
   x = 25,439,612,004/72,580.50
6. Step 6: Final answer
   x = 350,502.02