Finding the Fourth Proportional to 2,636,815.39, 3,974,986.55 and 2,461,044.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636,815.39 : 3,974,986.55 = 2,461,044.78 : x
2. Step 2: Convert to fraction form
   2,636,815.39/3,974,986.55 = 2,461,044.78/x
3. Step 3: Cross multiply
   2,636,815.39x = 3,974,986.55 × 2,461,044.78
4. Step 4: Simplify right side
   2,636,815.39x = 9,782,619,887,142.49
5. Step 5: Solve for x
   x = 9,782,619,887,142.49/2,636,815.39
6. Step 6: Final answer
   x = 3,710,013.19