Finding the Third Proportional to 91,743.25 and 140,350.75

Step by Step Solution

1. Step 1: Write the proportion equation
   91,743.25 : 140,350.75 = 140,350.75 : x
2. Step 2: Convert to fraction form
   91,743.25/140,350.75 = 140,350.75/x
3. Step 3: Cross multiply
   91,743.25x = 140,350.75 × 140,350.75
4. Step 4: Simplify right side
   91,743.25x = 19,698,333,025.56
5. Step 5: Solve for x
   x = 19,698,333,025.56/91,743.25
6. Step 6: Final answer
   x = 214,711.52