Finding the Third Proportional to 42,808 and 61,832

Step by Step Solution

1. Step 1: Write the proportion equation
   42,808 : 61,832 = 61,832 : x
2. Step 2: Convert to fraction form
   42,808/61,832 = 61,832/x
3. Step 3: Cross multiply
   42,808x = 61,832 × 61,832
4. Step 4: Simplify right side
   42,808x = 3,823,196,224
5. Step 5: Solve for x
   x = 3,823,196,224/42,808
6. Step 6: Final answer
   x = 89,310.32