Finding the Third Proportional to 70,152 and 147,792

Step by Step Solution

1. Step 1: Write the proportion equation
   70,152 : 147,792 = 147,792 : x
2. Step 2: Convert to fraction form
   70,152/147,792 = 147,792/x
3. Step 3: Cross multiply
   70,152x = 147,792 × 147,792
4. Step 4: Simplify right side
   70,152x = 21,842,475,264
5. Step 5: Solve for x
   x = 21,842,475,264/70,152
6. Step 6: Final answer
   x = 311,359.27