Finding the Fourth Proportional to 10,003.60, 13,804.59 and 5,527.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.60 : 13,804.59 = 5,527.26 : x
2. Step 2: Convert to fraction form
   10,003.60/13,804.59 = 5,527.26/x
3. Step 3: Cross multiply
   10,003.60x = 13,804.59 × 5,527.26
4. Step 4: Simplify right side
   10,003.60x = 76,301,489.10
5. Step 5: Solve for x
   x = 76,301,489.10/10,003.60
6. Step 6: Final answer
   x = 7,627.40