Finding the Fourth Proportional to 8,705.52, 12,013.88 and 4,726.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,705.52 : 12,013.88 = 4,726.89 : x
2. Step 2: Convert to fraction form
   8,705.52/12,013.88 = 4,726.89/x
3. Step 3: Cross multiply
   8,705.52x = 12,013.88 × 4,726.89
4. Step 4: Simplify right side
   8,705.52x = 56,788,265.60
5. Step 5: Solve for x
   x = 56,788,265.60/8,705.52
6. Step 6: Final answer
   x = 6,523.25