Finding the Third Proportional to 72,808 and 154,292

Step by Step Solution

1. Step 1: Write the proportion equation
   72,808 : 154,292 = 154,292 : x
2. Step 2: Convert to fraction form
   72,808/154,292 = 154,292/x
3. Step 3: Cross multiply
   72,808x = 154,292 × 154,292
4. Step 4: Simplify right side
   72,808x = 23,806,021,264
5. Step 5: Solve for x
   x = 23,806,021,264/72,808
6. Step 6: Final answer
   x = 326,969.86