Finding the Fourth Proportional to 2,819,528.28, 3,890,844.78 and 1,530,341.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819,528.28 : 3,890,844.78 = 1,530,341.22 : x
2. Step 2: Convert to fraction form
   2,819,528.28/3,890,844.78 = 1,530,341.22/x
3. Step 3: Cross multiply
   2,819,528.28x = 3,890,844.78 × 1,530,341.22
4. Step 4: Simplify right side
   2,819,528.28x = 5,954,320,147,455.83
5. Step 5: Solve for x
   x = 5,954,320,147,455.83/2,819,528.28
6. Step 6: Final answer
   x = 2,111,814.30