Finding the Fourth Proportional to 3,944,561.02, 5,443,579.18 and 2,178,453.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944,561.02 : 5,443,579.18 = 2,178,453.89 : x
2. Step 2: Convert to fraction form
   3,944,561.02/5,443,579.18 = 2,178,453.89/x
3. Step 3: Cross multiply
   3,944,561.02x = 5,443,579.18 × 2,178,453.89
4. Step 4: Simplify right side
   3,944,561.02x = 11,858,586,256,526.03
5. Step 5: Solve for x
   x = 11,858,586,256,526.03/3,944,561.02
6. Step 6: Final answer
   x = 3,006,313.30