Finding the Third Proportional to 3,590,169 and 7,778,505

Step by Step Solution

1. Step 1: Write the proportion equation
   3,590,169 : 7,778,505 = 7,778,505 : x
2. Step 2: Convert to fraction form
   3,590,169/7,778,505 = 7,778,505/x
3. Step 3: Cross multiply
   3,590,169x = 7,778,505 × 7,778,505
4. Step 4: Simplify right side
   3,590,169x = 60,505,140,035,025
5. Step 5: Solve for x
   x = 60,505,140,035,025/3,590,169
6. Step 6: Final answer
   x = 16,853,006.09