Finding the Fourth Proportional to 13,081.47, 19,616.06 and 4,755.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081.47 : 19,616.06 = 4,755.62 : x
2. Step 2: Convert to fraction form
   13,081.47/19,616.06 = 4,755.62/x
3. Step 3: Cross multiply
   13,081.47x = 19,616.06 × 4,755.62
4. Step 4: Simplify right side
   13,081.47x = 93,286,405.40
5. Step 5: Solve for x
   x = 93,286,405.40/13,081.47
6. Step 6: Final answer
   x = 7,131.19