Finding the Third Proportional to 91,908.75 and 141,938.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,908.75 : 141,938.25 = 141,938.25 : x
2. Step 2: Convert to fraction form
   91,908.75/141,938.25 = 141,938.25/x
3. Step 3: Cross multiply
   91,908.75x = 141,938.25 × 141,938.25
4. Step 4: Simplify right side
   91,908.75x = 20,146,466,813.06
5. Step 5: Solve for x
   x = 20,146,466,813.06/91,908.75
6. Step 6: Final answer
   x = 219,200.75