Finding the Fourth Proportional to 8,713.56, 13,061.37 and 3,446.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,713.56 : 13,061.37 = 3,446.43 : x
2. Step 2: Convert to fraction form
   8,713.56/13,061.37 = 3,446.43/x
3. Step 3: Cross multiply
   8,713.56x = 13,061.37 × 3,446.43
4. Step 4: Simplify right side
   8,713.56x = 45,015,097.41
5. Step 5: Solve for x
   x = 45,015,097.41/8,713.56
6. Step 6: Final answer
   x = 5,166.10