Finding the Third Proportional to 28,573 and 63,770

Step by Step Solution

1. Step 1: Write the proportion equation
   28,573 : 63,770 = 63,770 : x
2. Step 2: Convert to fraction form
   28,573/63,770 = 63,770/x
3. Step 3: Cross multiply
   28,573x = 63,770 × 63,770
4. Step 4: Simplify right side
   28,573x = 4,066,612,900
5. Step 5: Solve for x
   x = 4,066,612,900/28,573
6. Step 6: Final answer
   x = 142,323.62