Finding the Third Proportional to 71,355 and 147,030

Step by Step Solution

1. Step 1: Write the proportion equation
   71,355 : 147,030 = 147,030 : x
2. Step 2: Convert to fraction form
   71,355/147,030 = 147,030/x
3. Step 3: Cross multiply
   71,355x = 147,030 × 147,030
4. Step 4: Simplify right side
   71,355x = 21,617,820,900
5. Step 5: Solve for x
   x = 21,617,820,900/71,355
6. Step 6: Final answer
   x = 302,961.54