Finding the Fourth Proportional to 8,539,141.83, 12,808,696.94 and 2,781,868.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,539,141.83 : 12,808,696.94 = 2,781,868.58 : x
2. Step 2: Convert to fraction form
   8,539,141.83/12,808,696.94 = 2,781,868.58/x
3. Step 3: Cross multiply
   8,539,141.83x = 12,808,696.94 × 2,781,868.58
4. Step 4: Simplify right side
   8,539,141.83x = 35,632,111,568,128.15
5. Step 5: Solve for x
   x = 35,632,111,568,128.15/8,539,141.83
6. Step 6: Final answer
   x = 4,172,797.72