Finding the Fourth Proportional to 13,081.59, 19,607.81 and 5,674.95

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081.59 : 19,607.81 = 5,674.95 : x
2. Step 2: Convert to fraction form
   13,081.59/19,607.81 = 5,674.95/x
3. Step 3: Cross multiply
   13,081.59x = 19,607.81 × 5,674.95
4. Step 4: Simplify right side
   13,081.59x = 111,273,312.98
5. Step 5: Solve for x
   x = 111,273,312.98/13,081.59
6. Step 6: Final answer
   x = 8,506.10