Finding the Fourth Proportional to 13,100.58, 19,643.52 and 11,544.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,100.58 : 19,643.52 = 11,544.12 : x
2. Step 2: Convert to fraction form
   13,100.58/19,643.52 = 11,544.12/x
3. Step 3: Cross multiply
   13,100.58x = 19,643.52 × 11,544.12
4. Step 4: Simplify right side
   13,100.58x = 226,767,152.10
5. Step 5: Solve for x
   x = 226,767,152.10/13,100.58
6. Step 6: Final answer
   x = 17,309.70