Finding the Fourth Proportional to 8,734.47, 12,053.82 and 4,957.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,734.47 : 12,053.82 = 4,957.55 : x
2. Step 2: Convert to fraction form
   8,734.47/12,053.82 = 4,957.55/x
3. Step 3: Cross multiply
   8,734.47x = 12,053.82 × 4,957.55
4. Step 4: Simplify right side
   8,734.47x = 59,757,415.34
5. Step 5: Solve for x
   x = 59,757,415.34/8,734.47
6. Step 6: Final answer
   x = 6,841.56