Finding the Third Proportional to 520,807 and 1,141,325

Step by Step Solution

1. Step 1: Write the proportion equation
   520,807 : 1,141,325 = 1,141,325 : x
2. Step 2: Convert to fraction form
   520,807/1,141,325 = 1,141,325/x
3. Step 3: Cross multiply
   520,807x = 1,141,325 × 1,141,325
4. Step 4: Simplify right side
   520,807x = 1,302,622,755,625
5. Step 5: Solve for x
   x = 1,302,622,755,625/520,807
6. Step 6: Final answer
   x = 2,501,162.15