Finding the Third Proportional to 28,745 and 42,001

Step by Step Solution

1. Step 1: Write the proportion equation
   28,745 : 42,001 = 42,001 : x
2. Step 2: Convert to fraction form
   28,745/42,001 = 42,001/x
3. Step 3: Cross multiply
   28,745x = 42,001 × 42,001
4. Step 4: Simplify right side
   28,745x = 1,764,084,001
5. Step 5: Solve for x
   x = 1,764,084,001/28,745
6. Step 6: Final answer
   x = 61,370.12