Finding the Fourth Proportional to 3,958,243.48, 5,462,386.59 and 2,147,407.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,958,243.48 : 5,462,386.59 = 2,147,407.48 : x
2. Step 2: Convert to fraction form
   3,958,243.48/5,462,386.59 = 2,147,407.48/x
3. Step 3: Cross multiply
   3,958,243.48x = 5,462,386.59 × 2,147,407.48
4. Step 4: Simplify right side
   3,958,243.48x = 11,729,969,822,017.69
5. Step 5: Solve for x
   x = 11,729,969,822,017.69/3,958,243.48
6. Step 6: Final answer
   x = 2,963,428.07