Finding the Third Proportional to 264,521.25 and 570,856.50

Step by Step Solution

1. Step 1: Write the proportion equation
   264,521.25 : 570,856.50 = 570,856.50 : x
2. Step 2: Convert to fraction form
   264,521.25/570,856.50 = 570,856.50/x
3. Step 3: Cross multiply
   264,521.25x = 570,856.50 × 570,856.50
4. Step 4: Simplify right side
   264,521.25x = 325,877,143,592.25
5. Step 5: Solve for x
   x = 325,877,143,592.25/264,521.25
6. Step 6: Final answer
   x = 1,231,950.72