Finding the Third Proportional to 41,139,392 and 85,683,867

Step by Step Solution

1. Step 1: Write the proportion equation
   41,139,392 : 85,683,867 = 85,683,867 : x
2. Step 2: Convert to fraction form
   41,139,392/85,683,867 = 85,683,867/x
3. Step 3: Cross multiply
   41,139,392x = 85,683,867 × 85,683,867
4. Step 4: Simplify right side
   41,139,392x = 7,341,725,064,073,689
5. Step 5: Solve for x
   x = 7,341,725,064,073,689/41,139,392
6. Step 6: Final answer
   x = 178,459,736.69