Finding the Third Proportional to 515,538 and 1,131,940

Step by Step Solution

1. Step 1: Write the proportion equation
   515,538 : 1,131,940 = 1,131,940 : x
2. Step 2: Convert to fraction form
   515,538/1,131,940 = 1,131,940/x
3. Step 3: Cross multiply
   515,538x = 1,131,940 × 1,131,940
4. Step 4: Simplify right side
   515,538x = 1,281,288,163,600
5. Step 5: Solve for x
   x = 1,281,288,163,600/515,538
6. Step 6: Final answer
   x = 2,485,341.84