Finding the Fourth Proportional to 3,388,411.59, 4,674,655.77 and 2,164,399.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,388,411.59 : 4,674,655.77 = 2,164,399.63 : x
2. Step 2: Convert to fraction form
   3,388,411.59/4,674,655.77 = 2,164,399.63/x
3. Step 3: Cross multiply
   3,388,411.59x = 4,674,655.77 × 2,164,399.63
4. Step 4: Simplify right side
   3,388,411.59x = 10,117,823,243,719.29
5. Step 5: Solve for x
   x = 10,117,823,243,719.29/3,388,411.59
6. Step 6: Final answer
   x = 2,986,007.74