Finding the Third Proportional to 42,154.75 and 91,745.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,154.75 : 91,745.50 = 91,745.50 : x
2. Step 2: Convert to fraction form
   42,154.75/91,745.50 = 91,745.50/x
3. Step 3: Cross multiply
   42,154.75x = 91,745.50 × 91,745.50
4. Step 4: Simplify right side
   42,154.75x = 8,417,236,770.25
5. Step 5: Solve for x
   x = 8,417,236,770.25/42,154.75
6. Step 6: Final answer
   x = 199,674.69