Finding the Third Proportional to 501,426 and 1,072,840

Step by Step Solution

1. Step 1: Write the proportion equation
   501,426 : 1,072,840 = 1,072,840 : x
2. Step 2: Convert to fraction form
   501,426/1,072,840 = 1,072,840/x
3. Step 3: Cross multiply
   501,426x = 1,072,840 × 1,072,840
4. Step 4: Simplify right side
   501,426x = 1,150,985,665,600
5. Step 5: Solve for x
   x = 1,150,985,665,600/501,426
6. Step 6: Final answer
   x = 2,295,424.78