Finding the Fourth Proportional to 8,494.47, 12,730.71 and 4,746.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,494.47 : 12,730.71 = 4,746.15 : x
2. Step 2: Convert to fraction form
   8,494.47/12,730.71 = 4,746.15/x
3. Step 3: Cross multiply
   8,494.47x = 12,730.71 × 4,746.15
4. Step 4: Simplify right side
   8,494.47x = 60,421,859.27
5. Step 5: Solve for x
   x = 60,421,859.27/8,494.47
6. Step 6: Final answer
   x = 7,113.08