Finding the Third Proportional to 42,973 and 66,404

Step by Step Solution

1. Step 1: Write the proportion equation
   42,973 : 66,404 = 66,404 : x
2. Step 2: Convert to fraction form
   42,973/66,404 = 66,404/x
3. Step 3: Cross multiply
   42,973x = 66,404 × 66,404
4. Step 4: Simplify right side
   42,973x = 4,409,491,216
5. Step 5: Solve for x
   x = 4,409,491,216/42,973
6. Step 6: Final answer
   x = 102,610.74