Finding the Fourth Proportional to 9,719.89, 13,394.72 and 7,063.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,719.89 : 13,394.72 = 7,063.09 : x
2. Step 2: Convert to fraction form
   9,719.89/13,394.72 = 7,063.09/x
3. Step 3: Cross multiply
   9,719.89x = 13,394.72 × 7,063.09
4. Step 4: Simplify right side
   9,719.89x = 94,608,172.40
5. Step 5: Solve for x
   x = 94,608,172.40/9,719.89
6. Step 6: Final answer
   x = 9,733.46