Finding the Third Proportional to 73,404 and 111,438

Step by Step Solution

1. Step 1: Write the proportion equation
   73,404 : 111,438 = 111,438 : x
2. Step 2: Convert to fraction form
   73,404/111,438 = 111,438/x
3. Step 3: Cross multiply
   73,404x = 111,438 × 111,438
4. Step 4: Simplify right side
   73,404x = 12,418,427,844
5. Step 5: Solve for x
   x = 12,418,427,844/73,404
6. Step 6: Final answer
   x = 169,179.17