Finding the Third Proportional to 572,084 and 776,963.50

Step by Step Solution

1. Step 1: Write the proportion equation
   572,084 : 776,963.50 = 776,963.50 : x
2. Step 2: Convert to fraction form
   572,084/776,963.50 = 776,963.50/x
3. Step 3: Cross multiply
   572,084x = 776,963.50 × 776,963.50
4. Step 4: Simplify right side
   572,084x = 603,672,280,332.25
5. Step 5: Solve for x
   x = 603,672,280,332.25/572,084
6. Step 6: Final answer
   x = 1,055,216.16