Finding the Third Proportional to 28,533 and 42,886

Step by Step Solution

1. Step 1: Write the proportion equation
   28,533 : 42,886 = 42,886 : x
2. Step 2: Convert to fraction form
   28,533/42,886 = 42,886/x
3. Step 3: Cross multiply
   28,533x = 42,886 × 42,886
4. Step 4: Simplify right side
   28,533x = 1,839,208,996
5. Step 5: Solve for x
   x = 1,839,208,996/28,533
6. Step 6: Final answer
   x = 64,459.01