Finding the Third Proportional to 91,760.75 and 120,928

Step by Step Solution

1. Step 1: Write the proportion equation
   91,760.75 : 120,928 = 120,928 : x
2. Step 2: Convert to fraction form
   91,760.75/120,928 = 120,928/x
3. Step 3: Cross multiply
   91,760.75x = 120,928 × 120,928
4. Step 4: Simplify right side
   91,760.75x = 14,623,581,184
5. Step 5: Solve for x
   x = 14,623,581,184/91,760.75
6. Step 6: Final answer
   x = 159,366.41