Finding the Fourth Proportional to 8,822.93, 12,181.31 and 5,842.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,822.93 : 12,181.31 = 5,842.78 : x
2. Step 2: Convert to fraction form
   8,822.93/12,181.31 = 5,842.78/x
3. Step 3: Cross multiply
   8,822.93x = 12,181.31 × 5,842.78
4. Step 4: Simplify right side
   8,822.93x = 71,172,714.44
5. Step 5: Solve for x
   x = 71,172,714.44/8,822.93
6. Step 6: Final answer
   x = 8,066.79