Finding the Third Proportional to 148,279 and 229,792

Step by Step Solution

1. Step 1: Write the proportion equation
   148,279 : 229,792 = 229,792 : x
2. Step 2: Convert to fraction form
   148,279/229,792 = 229,792/x
3. Step 3: Cross multiply
   148,279x = 229,792 × 229,792
4. Step 4: Simplify right side
   148,279x = 52,804,363,264
5. Step 5: Solve for x
   x = 52,804,363,264/148,279
6. Step 6: Final answer
   x = 356,114.91