Finding the Third Proportional to 584,570.50 and 1,256,165.50

Step by Step Solution

1. Step 1: Write the proportion equation
   584,570.50 : 1,256,165.50 = 1,256,165.50 : x
2. Step 2: Convert to fraction form
   584,570.50/1,256,165.50 = 1,256,165.50/x
3. Step 3: Cross multiply
   584,570.50x = 1,256,165.50 × 1,256,165.50
4. Step 4: Simplify right side
   584,570.50x = 1,577,951,763,390.25
5. Step 5: Solve for x
   x = 1,577,951,763,390.25/584,570.50
6. Step 6: Final answer
   x = 2,699,335.26