Finding the Fourth Proportional to 10,078.16, 13,907.56 and 5,601.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,078.16 : 13,907.56 = 5,601.72 : x
2. Step 2: Convert to fraction form
   10,078.16/13,907.56 = 5,601.72/x
3. Step 3: Cross multiply
   10,078.16x = 13,907.56 × 5,601.72
4. Step 4: Simplify right side
   10,078.16x = 77,906,257.00
5. Step 5: Solve for x
   x = 77,906,257.00/10,078.16
6. Step 6: Final answer
   x = 7,730.21