Finding the Fourth Proportional to 13,806.54, 19,053.06 and 7,518.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,806.54 : 19,053.06 = 7,518.96 : x
2. Step 2: Convert to fraction form
   13,806.54/19,053.06 = 7,518.96/x
3. Step 3: Cross multiply
   13,806.54x = 19,053.06 × 7,518.96
4. Step 4: Simplify right side
   13,806.54x = 143,259,196.02
5. Step 5: Solve for x
   x = 143,259,196.02/13,806.54
6. Step 6: Final answer
   x = 10,376.18