Finding the Fourth Proportional to 4,686,765.72, 7,018,795.76 and 3,243,404.34

Step by Step Solution

1. Step 1: Write the proportion equation
   4,686,765.72 : 7,018,795.76 = 3,243,404.34 : x
2. Step 2: Convert to fraction form
   4,686,765.72/7,018,795.76 = 3,243,404.34/x
3. Step 3: Cross multiply
   4,686,765.72x = 7,018,795.76 × 3,243,404.34
4. Step 4: Simplify right side
   4,686,765.72x = 22,764,792,613,340.57
5. Step 5: Solve for x
   x = 22,764,792,613,340.57/4,686,765.72
6. Step 6: Final answer
   x = 4,857,249.96