Finding the Third Proportional to 5,186,064 and 7,850,676

Step by Step Solution

1. Step 1: Write the proportion equation
   5,186,064 : 7,850,676 = 7,850,676 : x
2. Step 2: Convert to fraction form
   5,186,064/7,850,676 = 7,850,676/x
3. Step 3: Cross multiply
   5,186,064x = 7,850,676 × 7,850,676
4. Step 4: Simplify right side
   5,186,064x = 61,633,113,656,976
5. Step 5: Solve for x
   x = 61,633,113,656,976/5,186,064
6. Step 6: Final answer
   x = 11,884,371.97