Finding the Fourth Proportional to 13,016.62, 19,524.75 and 3,155.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.62 : 19,524.75 = 3,155.98 : x
2. Step 2: Convert to fraction form
   13,016.62/19,524.75 = 3,155.98/x
3. Step 3: Cross multiply
   13,016.62x = 19,524.75 × 3,155.98
4. Step 4: Simplify right side
   13,016.62x = 61,619,720.51
5. Step 5: Solve for x
   x = 61,619,720.51/13,016.62
6. Step 6: Final answer
   x = 4,733.93