Finding the Third Proportional to 69,436 and 103,699

Step by Step Solution

1. Step 1: Write the proportion equation
   69,436 : 103,699 = 103,699 : x
2. Step 2: Convert to fraction form
   69,436/103,699 = 103,699/x
3. Step 3: Cross multiply
   69,436x = 103,699 × 103,699
4. Step 4: Simplify right side
   69,436x = 10,753,482,601
5. Step 5: Solve for x
   x = 10,753,482,601/69,436
6. Step 6: Final answer
   x = 154,868.98