Finding the Fourth Proportional to 13,825.84, 19,080.24 and 7,538.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,825.84 : 19,080.24 = 7,538.56 : x
2. Step 2: Convert to fraction form
   13,825.84/19,080.24 = 7,538.56/x
3. Step 3: Cross multiply
   13,825.84x = 19,080.24 × 7,538.56
4. Step 4: Simplify right side
   13,825.84x = 143,837,534.05
5. Step 5: Solve for x
   x = 143,837,534.05/13,825.84
6. Step 6: Final answer
   x = 10,403.53