Finding the Third Proportional to 571,504 and 783,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   571,504 : 783,687.50 = 783,687.50 : x
2. Step 2: Convert to fraction form
   571,504/783,687.50 = 783,687.50/x
3. Step 3: Cross multiply
   571,504x = 783,687.50 × 783,687.50
4. Step 4: Simplify right side
   571,504x = 614,166,097,656.25
5. Step 5: Solve for x
   x = 614,166,097,656.25/571,504
6. Step 6: Final answer
   x = 1,074,648.82