Finding the Third Proportional to 3,561,331 and 5,517,926

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561,331 : 5,517,926 = 5,517,926 : x
2. Step 2: Convert to fraction form
   3,561,331/5,517,926 = 5,517,926/x
3. Step 3: Cross multiply
   3,561,331x = 5,517,926 × 5,517,926
4. Step 4: Simplify right side
   3,561,331x = 30,447,507,341,476
5. Step 5: Solve for x
   x = 30,447,507,341,476/3,561,331
6. Step 6: Final answer
   x = 8,549,474.15