Finding the Fourth Proportional to 10,980.45, 16,458.86 and 4,743.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,980.45 : 16,458.86 = 4,743.41 : x
2. Step 2: Convert to fraction form
   10,980.45/16,458.86 = 4,743.41/x
3. Step 3: Cross multiply
   10,980.45x = 16,458.86 × 4,743.41
4. Step 4: Simplify right side
   10,980.45x = 78,071,015.10
5. Step 5: Solve for x
   x = 78,071,015.10/10,980.45
6. Step 6: Final answer
   x = 7,110.00