Finding the Third Proportional to 4,089,982 and 8,856,926

Step by Step Solution

1. Step 1: Write the proportion equation
   4,089,982 : 8,856,926 = 8,856,926 : x
2. Step 2: Convert to fraction form
   4,089,982/8,856,926 = 8,856,926/x
3. Step 3: Cross multiply
   4,089,982x = 8,856,926 × 8,856,926
4. Step 4: Simplify right side
   4,089,982x = 78,445,138,169,476
5. Step 5: Solve for x
   x = 78,445,138,169,476/4,089,982
6. Step 6: Final answer
   x = 19,179,824.79