Finding the Third Proportional to 1,664,112 and 3,577,176

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664,112 : 3,577,176 = 3,577,176 : x
2. Step 2: Convert to fraction form
   1,664,112/3,577,176 = 3,577,176/x
3. Step 3: Cross multiply
   1,664,112x = 3,577,176 × 3,577,176
4. Step 4: Simplify right side
   1,664,112x = 12,796,188,134,976
5. Step 5: Solve for x
   x = 12,796,188,134,976/1,664,112
6. Step 6: Final answer
   x = 7,689,499.35