Finding the Third Proportional to 42,075 and 61,867

Step by Step Solution

1. Step 1: Write the proportion equation
   42,075 : 61,867 = 61,867 : x
2. Step 2: Convert to fraction form
   42,075/61,867 = 61,867/x
3. Step 3: Cross multiply
   42,075x = 61,867 × 61,867
4. Step 4: Simplify right side
   42,075x = 3,827,525,689
5. Step 5: Solve for x
   x = 3,827,525,689/42,075
6. Step 6: Final answer
   x = 90,969.12