Finding the Third Proportional to 28,920 and 59,772

Step by Step Solution

1. Step 1: Write the proportion equation
   28,920 : 59,772 = 59,772 : x
2. Step 2: Convert to fraction form
   28,920/59,772 = 59,772/x
3. Step 3: Cross multiply
   28,920x = 59,772 × 59,772
4. Step 4: Simplify right side
   28,920x = 3,572,691,984
5. Step 5: Solve for x
   x = 3,572,691,984/28,920
6. Step 6: Final answer
   x = 123,537.07