Finding the Third Proportional to 90,591.50 and 133,222.75

Step by Step Solution

1. Step 1: Write the proportion equation
   90,591.50 : 133,222.75 = 133,222.75 : x
2. Step 2: Convert to fraction form
   90,591.50/133,222.75 = 133,222.75/x
3. Step 3: Cross multiply
   90,591.50x = 133,222.75 × 133,222.75
4. Step 4: Simplify right side
   90,591.50x = 17,748,301,117.56
5. Step 5: Solve for x
   x = 17,748,301,117.56/90,591.50
6. Step 6: Final answer
   x = 195,915.74