Finding the Third Proportional to 42,100 and 60,822

Step by Step Solution

1. Step 1: Write the proportion equation
   42,100 : 60,822 = 60,822 : x
2. Step 2: Convert to fraction form
   42,100/60,822 = 60,822/x
3. Step 3: Cross multiply
   42,100x = 60,822 × 60,822
4. Step 4: Simplify right side
   42,100x = 3,699,315,684
5. Step 5: Solve for x
   x = 3,699,315,684/42,100
6. Step 6: Final answer
   x = 87,869.73