Finding the Third Proportional to 69,298 and 111,603

Step by Step Solution

1. Step 1: Write the proportion equation
   69,298 : 111,603 = 111,603 : x
2. Step 2: Convert to fraction form
   69,298/111,603 = 111,603/x
3. Step 3: Cross multiply
   69,298x = 111,603 × 111,603
4. Step 4: Simplify right side
   69,298x = 12,455,229,609
5. Step 5: Solve for x
   x = 12,455,229,609/69,298
6. Step 6: Final answer
   x = 179,734.33