Finding the Fourth Proportional to 8,106.32, 12,162.98 and 2,845.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,106.32 : 12,162.98 = 2,845.07 : x
2. Step 2: Convert to fraction form
   8,106.32/12,162.98 = 2,845.07/x
3. Step 3: Cross multiply
   8,106.32x = 12,162.98 × 2,845.07
4. Step 4: Simplify right side
   8,106.32x = 34,604,454.47
5. Step 5: Solve for x
   x = 34,604,454.47/8,106.32
6. Step 6: Final answer
   x = 4,268.82