Finding the Third Proportional to 90,994.50 and 150,340.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,994.50 : 150,340.50 = 150,340.50 : x
2. Step 2: Convert to fraction form
   90,994.50/150,340.50 = 150,340.50/x
3. Step 3: Cross multiply
   90,994.50x = 150,340.50 × 150,340.50
4. Step 4: Simplify right side
   90,994.50x = 22,602,265,940.25
5. Step 5: Solve for x
   x = 22,602,265,940.25/90,994.50
6. Step 6: Final answer
   x = 248,391.56