Finding the Third Proportional to 59,268 and 91,711

Step by Step Solution

1. Step 1: Write the proportion equation
   59,268 : 91,711 = 91,711 : x
2. Step 2: Convert to fraction form
   59,268/91,711 = 91,711/x
3. Step 3: Cross multiply
   59,268x = 91,711 × 91,711
4. Step 4: Simplify right side
   59,268x = 8,410,907,521
5. Step 5: Solve for x
   x = 8,410,907,521/59,268
6. Step 6: Final answer
   x = 141,913.13