Finding the Fourth Proportional to 3,189,209.99, 4,401,483.17 and 1,812,760.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,189,209.99 : 4,401,483.17 = 1,812,760.38 : x
2. Step 2: Convert to fraction form
   3,189,209.99/4,401,483.17 = 1,812,760.38/x
3. Step 3: Cross multiply
   3,189,209.99x = 4,401,483.17 × 1,812,760.38
4. Step 4: Simplify right side
   3,189,209.99x = 7,978,834,294,749.00
5. Step 5: Solve for x
   x = 7,978,834,294,749.00/3,189,209.99
6. Step 6: Final answer
   x = 2,501,821.56