Finding the Third Proportional to 69,429 and 151,698

Step by Step Solution

1. Step 1: Write the proportion equation
   69,429 : 151,698 = 151,698 : x
2. Step 2: Convert to fraction form
   69,429/151,698 = 151,698/x
3. Step 3: Cross multiply
   69,429x = 151,698 × 151,698
4. Step 4: Simplify right side
   69,429x = 23,012,283,204
5. Step 5: Solve for x
   x = 23,012,283,204/69,429
6. Step 6: Final answer
   x = 331,450.59