Finding the Third Proportional to 90,040.50 and 193,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,040.50 : 193,153.50 = 193,153.50 : x
2. Step 2: Convert to fraction form
   90,040.50/193,153.50 = 193,153.50/x
3. Step 3: Cross multiply
   90,040.50x = 193,153.50 × 193,153.50
4. Step 4: Simplify right side
   90,040.50x = 37,308,274,562.25
5. Step 5: Solve for x
   x = 37,308,274,562.25/90,040.50
6. Step 6: Final answer
   x = 414,349.93