Finding the Third Proportional to 468,221 and 1,007,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   468,221 : 1,007,458.50 = 1,007,458.50 : x
2. Step 2: Convert to fraction form
   468,221/1,007,458.50 = 1,007,458.50/x
3. Step 3: Cross multiply
   468,221x = 1,007,458.50 × 1,007,458.50
4. Step 4: Simplify right side
   468,221x = 1,014,972,629,222.25
5. Step 5: Solve for x
   x = 1,014,972,629,222.25/468,221
6. Step 6: Final answer
   x = 2,167,721.29