Finding the Fourth Proportional to 8,705.76, 12,013.76 and 4,726.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,705.76 : 12,013.76 = 4,726.84 : x
2. Step 2: Convert to fraction form
   8,705.76/12,013.76 = 4,726.84/x
3. Step 3: Cross multiply
   8,705.76x = 12,013.76 × 4,726.84
4. Step 4: Simplify right side
   8,705.76x = 56,787,103.10
5. Step 5: Solve for x
   x = 56,787,103.10/8,705.76
6. Step 6: Final answer
   x = 6,522.93