Finding the Fourth Proportional to 10,558.71, 15,841.89 and 4,941.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,558.71 : 15,841.89 = 4,941.32 : x
2. Step 2: Convert to fraction form
   10,558.71/15,841.89 = 4,941.32/x
3. Step 3: Cross multiply
   10,558.71x = 15,841.89 × 4,941.32
4. Step 4: Simplify right side
   10,558.71x = 78,279,768.69
5. Step 5: Solve for x
   x = 78,279,768.69/10,558.71
6. Step 6: Final answer
   x = 7,413.76