Finding the Fourth Proportional to 10,336.08, 15,498.72 and 5,393.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,336.08 : 15,498.72 = 5,393.64 : x
2. Step 2: Convert to fraction form
   10,336.08/15,498.72 = 5,393.64/x
3. Step 3: Cross multiply
   10,336.08x = 15,498.72 × 5,393.64
4. Step 4: Simplify right side
   10,336.08x = 83,594,516.14
5. Step 5: Solve for x
   x = 83,594,516.14/10,336.08
6. Step 6: Final answer
   x = 8,087.64