Finding the Fourth Proportional to 8,058.78, 11,118.06 and 4,699.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,058.78 : 11,118.06 = 4,699.89 : x
2. Step 2: Convert to fraction form
   8,058.78/11,118.06 = 4,699.89/x
3. Step 3: Cross multiply
   8,058.78x = 11,118.06 × 4,699.89
4. Step 4: Simplify right side
   8,058.78x = 52,253,659.01
5. Step 5: Solve for x
   x = 52,253,659.01/8,058.78
6. Step 6: Final answer
   x = 6,484.07