Finding the Fourth Proportional to 10,443.08, 15,664.56 and 2,651.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.08 : 15,664.56 = 2,651.88 : x
2. Step 2: Convert to fraction form
   10,443.08/15,664.56 = 2,651.88/x
3. Step 3: Cross multiply
   10,443.08x = 15,664.56 × 2,651.88
4. Step 4: Simplify right side
   10,443.08x = 41,540,533.37
5. Step 5: Solve for x
   x = 41,540,533.37/10,443.08
6. Step 6: Final answer
   x = 3,977.80