Finding the Third Proportional to 91,114.88 and 142,610.63

Step by Step Solution

1. Step 1: Write the proportion equation
   91,114.88 : 142,610.63 = 142,610.63 : x
2. Step 2: Convert to fraction form
   91,114.88/142,610.63 = 142,610.63/x
3. Step 3: Cross multiply
   91,114.88x = 142,610.63 × 142,610.63
4. Step 4: Simplify right side
   91,114.88x = 20,337,790,362.89
5. Step 5: Solve for x
   x = 20,337,790,362.89/91,114.88
6. Step 6: Final answer
   x = 223,210.43