Finding the Third Proportional to 3,529,818 and 7,456,212

Step by Step Solution

1. Step 1: Write the proportion equation
   3,529,818 : 7,456,212 = 7,456,212 : x
2. Step 2: Convert to fraction form
   3,529,818/7,456,212 = 7,456,212/x
3. Step 3: Cross multiply
   3,529,818x = 7,456,212 × 7,456,212
4. Step 4: Simplify right side
   3,529,818x = 55,595,097,388,944
5. Step 5: Solve for x
   x = 55,595,097,388,944/3,529,818
6. Step 6: Final answer
   x = 15,750,131.42