Finding the Third Proportional to 91,146.94 and 142,657.03

Step by Step Solution

1. Step 1: Write the proportion equation
   91,146.94 : 142,657.03 = 142,657.03 : x
2. Step 2: Convert to fraction form
   91,146.94/142,657.03 = 142,657.03/x
3. Step 3: Cross multiply
   91,146.94x = 142,657.03 × 142,657.03
4. Step 4: Simplify right side
   91,146.94x = 20,351,028,565.06
5. Step 5: Solve for x
   x = 20,351,028,565.06/91,146.94
6. Step 6: Final answer
   x = 223,277.15