Finding the Third Proportional to 91,750.50 and 141,066.75

Step by Step Solution

1. Step 1: Write the proportion equation
   91,750.50 : 141,066.75 = 141,066.75 : x
2. Step 2: Convert to fraction form
   91,750.50/141,066.75 = 141,066.75/x
3. Step 3: Cross multiply
   91,750.50x = 141,066.75 × 141,066.75
4. Step 4: Simplify right side
   91,750.50x = 19,899,827,955.56
5. Step 5: Solve for x
   x = 19,899,827,955.56/91,750.50
6. Step 6: Final answer
   x = 216,890.68