Finding the Third Proportional to 28,821 and 59,070

Step by Step Solution

1. Step 1: Write the proportion equation
   28,821 : 59,070 = 59,070 : x
2. Step 2: Convert to fraction form
   28,821/59,070 = 59,070/x
3. Step 3: Cross multiply
   28,821x = 59,070 × 59,070
4. Step 4: Simplify right side
   28,821x = 3,489,264,900
5. Step 5: Solve for x
   x = 3,489,264,900/28,821
6. Step 6: Final answer
   x = 121,066.75