Finding the Third Proportional to 148,442 and 302,066

Step by Step Solution

1. Step 1: Write the proportion equation
   148,442 : 302,066 = 302,066 : x
2. Step 2: Convert to fraction form
   148,442/302,066 = 302,066/x
3. Step 3: Cross multiply
   148,442x = 302,066 × 302,066
4. Step 4: Simplify right side
   148,442x = 91,243,868,356
5. Step 5: Solve for x
   x = 91,243,868,356/148,442
6. Step 6: Final answer
   x = 614,676.90