Finding the Fourth Proportional to 4,184,407.56, 5,756,361.78 and 3,665,826.12

Step by Step Solution

1. Step 1: Write the proportion equation
   4,184,407.56 : 5,756,361.78 = 3,665,826.12 : x
2. Step 2: Convert to fraction form
   4,184,407.56/5,756,361.78 = 3,665,826.12/x
3. Step 3: Cross multiply
   4,184,407.56x = 5,756,361.78 × 3,665,826.12
4. Step 4: Simplify right side
   4,184,407.56x = 21,101,821,369,293.70
5. Step 5: Solve for x
   x = 21,101,821,369,293.70/4,184,407.56
6. Step 6: Final answer
   x = 5,042,965.12