Finding the Third Proportional to 71,358 and 147,036

Step by Step Solution

1. Step 1: Write the proportion equation
   71,358 : 147,036 = 147,036 : x
2. Step 2: Convert to fraction form
   71,358/147,036 = 147,036/x
3. Step 3: Cross multiply
   71,358x = 147,036 × 147,036
4. Step 4: Simplify right side
   71,358x = 21,619,585,296
5. Step 5: Solve for x
   x = 21,619,585,296/71,358
6. Step 6: Final answer
   x = 302,973.53