Finding the Fourth Proportional to 3,942,715.82, 5,441,018.69 and 2,312,299.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,942,715.82 : 5,441,018.69 = 2,312,299.12 : x
2. Step 2: Convert to fraction form
   3,942,715.82/5,441,018.69 = 2,312,299.12/x
3. Step 3: Cross multiply
   3,942,715.82x = 5,441,018.69 × 2,312,299.12
4. Step 4: Simplify right side
   3,942,715.82x = 12,581,262,728,790.55
5. Step 5: Solve for x
   x = 12,581,262,728,790.55/3,942,715.82
6. Step 6: Final answer
   x = 3,191,014.34