Finding the Third Proportional to 103,339.69 and 146,265.47

Step by Step Solution

1. Step 1: Write the proportion equation
   103,339.69 : 146,265.47 = 146,265.47 : x
2. Step 2: Convert to fraction form
   103,339.69/146,265.47 = 146,265.47/x
3. Step 3: Cross multiply
   103,339.69x = 146,265.47 × 146,265.47
4. Step 4: Simplify right side
   103,339.69x = 21,393,587,348.66
5. Step 5: Solve for x
   x = 21,393,587,348.66/103,339.69
6. Step 6: Final answer
   x = 207,021.99