Finding the Third Proportional to 144,612 and 148,986

Step by Step Solution

1. Step 1: Write the proportion equation
   144,612 : 148,986 = 148,986 : x
2. Step 2: Convert to fraction form
   144,612/148,986 = 148,986/x
3. Step 3: Cross multiply
   144,612x = 148,986 × 148,986
4. Step 4: Simplify right side
   144,612x = 22,196,828,196
5. Step 5: Solve for x
   x = 22,196,828,196/144,612
6. Step 6: Final answer
   x = 153,492.30