Finding the Third Proportional to 72,465.75 and 154,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,465.75 : 154,882.50 = 154,882.50 : x
2. Step 2: Convert to fraction form
   72,465.75/154,882.50 = 154,882.50/x
3. Step 3: Cross multiply
   72,465.75x = 154,882.50 × 154,882.50
4. Step 4: Simplify right side
   72,465.75x = 23,988,588,806.25
5. Step 5: Solve for x
   x = 23,988,588,806.25/72,465.75
6. Step 6: Final answer
   x = 331,033.47