Finding the Third Proportional to 3,530,799 and 5,455,890

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530,799 : 5,455,890 = 5,455,890 : x
2. Step 2: Convert to fraction form
   3,530,799/5,455,890 = 5,455,890/x
3. Step 3: Cross multiply
   3,530,799x = 5,455,890 × 5,455,890
4. Step 4: Simplify right side
   3,530,799x = 29,766,735,692,100
5. Step 5: Solve for x
   x = 29,766,735,692,100/3,530,799
6. Step 6: Final answer
   x = 8,430,594.80