Finding the Fourth Proportional to 10,604.18, 15,907.04 and 3,581.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,604.18 : 15,907.04 = 3,581.86 : x
2. Step 2: Convert to fraction form
   10,604.18/15,907.04 = 3,581.86/x
3. Step 3: Cross multiply
   10,604.18x = 15,907.04 × 3,581.86
4. Step 4: Simplify right side
   10,604.18x = 56,976,756.02
5. Step 5: Solve for x
   x = 56,976,756.02/10,604.18
6. Step 6: Final answer
   x = 5,373.05