Finding the Fourth Proportional to 10,701.16, 16,059.60 and 5,078.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,701.16 : 16,059.60 = 5,078.84 : x
2. Step 2: Convert to fraction form
   10,701.16/16,059.60 = 5,078.84/x
3. Step 3: Cross multiply
   10,701.16x = 16,059.60 × 5,078.84
4. Step 4: Simplify right side
   10,701.16x = 81,564,058.57
5. Step 5: Solve for x
   x = 81,564,058.57/10,701.16
6. Step 6: Final answer
   x = 7,621.98