Finding the Fourth Proportional to 13,017.15, 19,513.89 and 4,695.26

Step by Step Solution

1. Step 1: Write the proportion equation
   13,017.15 : 19,513.89 = 4,695.26 : x
2. Step 2: Convert to fraction form
   13,017.15/19,513.89 = 4,695.26/x
3. Step 3: Cross multiply
   13,017.15x = 19,513.89 × 4,695.26
4. Step 4: Simplify right side
   13,017.15x = 91,622,689.59
5. Step 5: Solve for x
   x = 91,622,689.59/13,017.15
6. Step 6: Final answer
   x = 7,038.61