Finding the Fourth Proportional to 10,443.04, 15,665.64 and 3,518.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.04 : 15,665.64 = 3,518.08 : x
2. Step 2: Convert to fraction form
   10,443.04/15,665.64 = 3,518.08/x
3. Step 3: Cross multiply
   10,443.04x = 15,665.64 × 3,518.08
4. Step 4: Simplify right side
   10,443.04x = 55,112,974.77
5. Step 5: Solve for x
   x = 55,112,974.77/10,443.04
6. Step 6: Final answer
   x = 5,277.48