Finding the Third Proportional to 91,059 and 142,527.75

Step by Step Solution

1. Step 1: Write the proportion equation
   91,059 : 142,527.75 = 142,527.75 : x
2. Step 2: Convert to fraction form
   91,059/142,527.75 = 142,527.75/x
3. Step 3: Cross multiply
   91,059x = 142,527.75 × 142,527.75
4. Step 4: Simplify right side
   91,059x = 20,314,159,520.06
5. Step 5: Solve for x
   x = 20,314,159,520.06/91,059
6. Step 6: Final answer
   x = 223,087.88