Finding the Third Proportional to 90,522.38 and 136,948.69

Step by Step Solution

1. Step 1: Write the proportion equation
   90,522.38 : 136,948.69 = 136,948.69 : x
2. Step 2: Convert to fraction form
   90,522.38/136,948.69 = 136,948.69/x
3. Step 3: Cross multiply
   90,522.38x = 136,948.69 × 136,948.69
4. Step 4: Simplify right side
   90,522.38x = 18,754,943,007.97
5. Step 5: Solve for x
   x = 18,754,943,007.97/90,522.38
6. Step 6: Final answer
   x = 207,185.72