Finding the Fourth Proportional to 10,003.72, 13,804.68 and 5,527.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.72 : 13,804.68 = 5,527.24 : x
2. Step 2: Convert to fraction form
   10,003.72/13,804.68 = 5,527.24/x
3. Step 3: Cross multiply
   10,003.72x = 13,804.68 × 5,527.24
4. Step 4: Simplify right side
   10,003.72x = 76,301,779.48
5. Step 5: Solve for x
   x = 76,301,779.48/10,003.72
6. Step 6: Final answer
   x = 7,627.34