Finding the Third Proportional to 457,200 and 1,004,899.50

Step by Step Solution

1. Step 1: Write the proportion equation
   457,200 : 1,004,899.50 = 1,004,899.50 : x
2. Step 2: Convert to fraction form
   457,200/1,004,899.50 = 1,004,899.50/x
3. Step 3: Cross multiply
   457,200x = 1,004,899.50 × 1,004,899.50
4. Step 4: Simplify right side
   457,200x = 1,009,823,005,100.25
5. Step 5: Solve for x
   x = 1,009,823,005,100.25/457,200
6. Step 6: Final answer
   x = 2,208,711.73