Finding the Fourth Proportional to 12,716.89, 19,081.01 and 4,926.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,716.89 : 19,081.01 = 4,926.31 : x
2. Step 2: Convert to fraction form
   12,716.89/19,081.01 = 4,926.31/x
3. Step 3: Cross multiply
   12,716.89x = 19,081.01 × 4,926.31
4. Step 4: Simplify right side
   12,716.89x = 93,998,970.37
5. Step 5: Solve for x
   x = 93,998,970.37/12,716.89
6. Step 6: Final answer
   x = 7,391.66