Finding the Fourth Proportional to 3,425,568.84, 5,139,500.36 and 1,120,168.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,425,568.84 : 5,139,500.36 = 1,120,168.28 : x
2. Step 2: Convert to fraction form
   3,425,568.84/5,139,500.36 = 1,120,168.28/x
3. Step 3: Cross multiply
   3,425,568.84x = 5,139,500.36 × 1,120,168.28
4. Step 4: Simplify right side
   3,425,568.84x = 5,757,105,285,568.49
5. Step 5: Solve for x
   x = 5,757,105,285,568.49/3,425,568.84
6. Step 6: Final answer
   x = 1,680,627.53