Finding the Fourth Proportional to 10,041.21, 13,856.72 and 5,503.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,041.21 : 13,856.72 = 5,503.86 : x
2. Step 2: Convert to fraction form
   10,041.21/13,856.72 = 5,503.86/x
3. Step 3: Cross multiply
   10,041.21x = 13,856.72 × 5,503.86
4. Step 4: Simplify right side
   10,041.21x = 76,265,419.42
5. Step 5: Solve for x
   x = 76,265,419.42/10,041.21
6. Step 6: Final answer
   x = 7,595.24