Finding the Third Proportional to 42,477.75 and 91,464.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,477.75 : 91,464.75 = 91,464.75 : x
2. Step 2: Convert to fraction form
   42,477.75/91,464.75 = 91,464.75/x
3. Step 3: Cross multiply
   42,477.75x = 91,464.75 × 91,464.75
4. Step 4: Simplify right side
   42,477.75x = 8,365,800,492.56
5. Step 5: Solve for x
   x = 8,365,800,492.56/42,477.75
6. Step 6: Final answer
   x = 196,945.47