Finding the Third Proportional to 71,464.50 and 141,122

Step by Step Solution

1. Step 1: Write the proportion equation
   71,464.50 : 141,122 = 141,122 : x
2. Step 2: Convert to fraction form
   71,464.50/141,122 = 141,122/x
3. Step 3: Cross multiply
   71,464.50x = 141,122 × 141,122
4. Step 4: Simplify right side
   71,464.50x = 19,915,418,884
5. Step 5: Solve for x
   x = 19,915,418,884/71,464.50
6. Step 6: Final answer
   x = 278,675.69