Finding the Fourth Proportional to 2,828,196.52, 3,904,863.82 and 2,647,506.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,828,196.52 : 3,904,863.82 = 2,647,506.58 : x
2. Step 2: Convert to fraction form
   2,828,196.52/3,904,863.82 = 2,647,506.58/x
3. Step 3: Cross multiply
   2,828,196.52x = 3,904,863.82 × 2,647,506.58
4. Step 4: Simplify right side
   2,828,196.52x = 10,338,152,657,453.94
5. Step 5: Solve for x
   x = 10,338,152,657,453.94/2,828,196.52
6. Step 6: Final answer
   x = 3,655,386.95