Finding the Third Proportional to 3,676,580 and 5,518,758

Step by Step Solution

1. Step 1: Write the proportion equation
   3,676,580 : 5,518,758 = 5,518,758 : x
2. Step 2: Convert to fraction form
   3,676,580/5,518,758 = 5,518,758/x
3. Step 3: Cross multiply
   3,676,580x = 5,518,758 × 5,518,758
4. Step 4: Simplify right side
   3,676,580x = 30,456,689,862,564
5. Step 5: Solve for x
   x = 30,456,689,862,564/3,676,580
6. Step 6: Final answer
   x = 8,283,973.11