Finding the Third Proportional to 810,753.75 and 1,764,216

Step by Step Solution

1. Step 1: Write the proportion equation
   810,753.75 : 1,764,216 = 1,764,216 : x
2. Step 2: Convert to fraction form
   810,753.75/1,764,216 = 1,764,216/x
3. Step 3: Cross multiply
   810,753.75x = 1,764,216 × 1,764,216
4. Step 4: Simplify right side
   810,753.75x = 3,112,458,094,656
5. Step 5: Solve for x
   x = 3,112,458,094,656/810,753.75
6. Step 6: Final answer
   x = 3,838,968.48