Finding the Third Proportional to 37,158 and 72,452

Step by Step Solution

1. Step 1: Write the proportion equation
   37,158 : 72,452 = 72,452 : x
2. Step 2: Convert to fraction form
   37,158/72,452 = 72,452/x
3. Step 3: Cross multiply
   37,158x = 72,452 × 72,452
4. Step 4: Simplify right side
   37,158x = 5,249,292,304
5. Step 5: Solve for x
   x = 5,249,292,304/37,158
6. Step 6: Final answer
   x = 141,269.51