Finding the Fourth Proportional to 13,055.90, 19,579.89 and 3,695.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,055.90 : 19,579.89 = 3,695.18 : x
2. Step 2: Convert to fraction form
   13,055.90/19,579.89 = 3,695.18/x
3. Step 3: Cross multiply
   13,055.90x = 19,579.89 × 3,695.18
4. Step 4: Simplify right side
   13,055.90x = 72,351,217.93
5. Step 5: Solve for x
   x = 72,351,217.93/13,055.90
6. Step 6: Final answer
   x = 5,541.65