Finding the Third Proportional to 28,012 and 58,621

Step by Step Solution

1. Step 1: Write the proportion equation
   28,012 : 58,621 = 58,621 : x
2. Step 2: Convert to fraction form
   28,012/58,621 = 58,621/x
3. Step 3: Cross multiply
   28,012x = 58,621 × 58,621
4. Step 4: Simplify right side
   28,012x = 3,436,421,641
5. Step 5: Solve for x
   x = 3,436,421,641/28,012
6. Step 6: Final answer
   x = 122,676.77