Finding the Fourth Proportional to 10,701.72, 16,054.59 and 4,858.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,701.72 : 16,054.59 = 4,858.74 : x
2. Step 2: Convert to fraction form
   10,701.72/16,054.59 = 4,858.74/x
3. Step 3: Cross multiply
   10,701.72x = 16,054.59 × 4,858.74
4. Step 4: Simplify right side
   10,701.72x = 78,005,078.62
5. Step 5: Solve for x
   x = 78,005,078.62/10,701.72
6. Step 6: Final answer
   x = 7,289.02