Finding the Third Proportional to 3,733,284 and 7,978,324

Step by Step Solution

1. Step 1: Write the proportion equation
   3,733,284 : 7,978,324 = 7,978,324 : x
2. Step 2: Convert to fraction form
   3,733,284/7,978,324 = 7,978,324/x
3. Step 3: Cross multiply
   3,733,284x = 7,978,324 × 7,978,324
4. Step 4: Simplify right side
   3,733,284x = 63,653,653,848,976
5. Step 5: Solve for x
   x = 63,653,653,848,976/3,733,284
6. Step 6: Final answer
   x = 17,050,311.16