Finding the Fourth Proportional to 4,147,914.42, 5,726,730.69 and 3,179,219.22

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147,914.42 : 5,726,730.69 = 3,179,219.22 : x
2. Step 2: Convert to fraction form
   4,147,914.42/5,726,730.69 = 3,179,219.22/x
3. Step 3: Cross multiply
   4,147,914.42x = 5,726,730.69 × 3,179,219.22
4. Step 4: Simplify right side
   4,147,914.42x = 18,206,532,277,411.86
5. Step 5: Solve for x
   x = 18,206,532,277,411.86/4,147,914.42
6. Step 6: Final answer
   x = 4,389,322.06