Finding the Third Proportional to 485,430.50 and 1,064,173

Step by Step Solution

1. Step 1: Write the proportion equation
   485,430.50 : 1,064,173 = 1,064,173 : x
2. Step 2: Convert to fraction form
   485,430.50/1,064,173 = 1,064,173/x
3. Step 3: Cross multiply
   485,430.50x = 1,064,173 × 1,064,173
4. Step 4: Simplify right side
   485,430.50x = 1,132,464,173,929
5. Step 5: Solve for x
   x = 1,132,464,173,929/485,430.50
6. Step 6: Final answer
   x = 2,332,906.92