Finding the Third Proportional to 91,183.50 and 142,312.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,183.50 : 142,312.50 = 142,312.50 : x
2. Step 2: Convert to fraction form
   91,183.50/142,312.50 = 142,312.50/x
3. Step 3: Cross multiply
   91,183.50x = 142,312.50 × 142,312.50
4. Step 4: Simplify right side
   91,183.50x = 20,252,847,656.25
5. Step 5: Solve for x
   x = 20,252,847,656.25/91,183.50
6. Step 6: Final answer
   x = 222,110.88