Finding the Third Proportional to 572,066.50 and 776,937

Step by Step Solution

1. Step 1: Write the proportion equation
   572,066.50 : 776,937 = 776,937 : x
2. Step 2: Convert to fraction form
   572,066.50/776,937 = 776,937/x
3. Step 3: Cross multiply
   572,066.50x = 776,937 × 776,937
4. Step 4: Simplify right side
   572,066.50x = 603,631,101,969
5. Step 5: Solve for x
   x = 603,631,101,969/572,066.50
6. Step 6: Final answer
   x = 1,055,176.46