Finding the Fourth Proportional to 13,016.38, 19,520.58 and 4,695.36

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.38 : 19,520.58 = 4,695.36 : x
2. Step 2: Convert to fraction form
   13,016.38/19,520.58 = 4,695.36/x
3. Step 3: Cross multiply
   13,016.38x = 19,520.58 × 4,695.36
4. Step 4: Simplify right side
   13,016.38x = 91,656,150.51
5. Step 5: Solve for x
   x = 91,656,150.51/13,016.38
6. Step 6: Final answer
   x = 7,041.60