Finding the Third Proportional to 28,229 and 42,392

Step by Step Solution

1. Step 1: Write the proportion equation
   28,229 : 42,392 = 42,392 : x
2. Step 2: Convert to fraction form
   28,229/42,392 = 42,392/x
3. Step 3: Cross multiply
   28,229x = 42,392 × 42,392
4. Step 4: Simplify right side
   28,229x = 1,797,081,664
5. Step 5: Solve for x
   x = 1,797,081,664/28,229
6. Step 6: Final answer
   x = 63,660.83