Finding the Fourth Proportional to 9,719.05, 13,418.63 and 7,476.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,719.05 : 13,418.63 = 7,476.79 : x
2. Step 2: Convert to fraction form
   9,719.05/13,418.63 = 7,476.79/x
3. Step 3: Cross multiply
   9,719.05x = 13,418.63 × 7,476.79
4. Step 4: Simplify right side
   9,719.05x = 100,328,241.21
5. Step 5: Solve for x
   x = 100,328,241.21/9,719.05
6. Step 6: Final answer
   x = 10,322.84