Finding the Fourth Proportional to 3,997,735.75, 5,516,858.91 and 2,162,196.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,997,735.75 : 5,516,858.91 = 2,162,196.10 : x
2. Step 2: Convert to fraction form
   3,997,735.75/5,516,858.91 = 2,162,196.10/x
3. Step 3: Cross multiply
   3,997,735.75x = 5,516,858.91 × 2,162,196.10
4. Step 4: Simplify right side
   3,997,735.75x = 11,928,530,819,452.25
5. Step 5: Solve for x
   x = 11,928,530,819,452.25/3,997,735.75
6. Step 6: Final answer
   x = 2,983,821.73