Finding the Third Proportional to 70,144 and 155,047

Step by Step Solution

1. Step 1: Write the proportion equation
   70,144 : 155,047 = 155,047 : x
2. Step 2: Convert to fraction form
   70,144/155,047 = 155,047/x
3. Step 3: Cross multiply
   70,144x = 155,047 × 155,047
4. Step 4: Simplify right side
   70,144x = 24,039,572,209
5. Step 5: Solve for x
   x = 24,039,572,209/70,144
6. Step 6: Final answer
   x = 342,717.44