Finding the Fourth Proportional to 2,819,477.16, 4,229,196.30 and 689,591.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819,477.16 : 4,229,196.30 = 689,591.88 : x
2. Step 2: Convert to fraction form
   2,819,477.16/4,229,196.30 = 689,591.88/x
3. Step 3: Cross multiply
   2,819,477.16x = 4,229,196.30 × 689,591.88
4. Step 4: Simplify right side
   2,819,477.16x = 2,916,419,427,406.04
5. Step 5: Solve for x
   x = 2,916,419,427,406.04/2,819,477.16
6. Step 6: Final answer
   x = 1,034,383.07