Finding the Third Proportional to 28,932 and 63,412

Step by Step Solution

1. Step 1: Write the proportion equation
   28,932 : 63,412 = 63,412 : x
2. Step 2: Convert to fraction form
   28,932/63,412 = 63,412/x
3. Step 3: Cross multiply
   28,932x = 63,412 × 63,412
4. Step 4: Simplify right side
   28,932x = 4,021,081,744
5. Step 5: Solve for x
   x = 4,021,081,744/28,932
6. Step 6: Final answer
   x = 138,983.88