Finding the Fourth Proportional to 9,667.96, 13,341.81 and 5,476.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.96 : 13,341.81 = 5,476.21 : x
2. Step 2: Convert to fraction form
   9,667.96/13,341.81 = 5,476.21/x
3. Step 3: Cross multiply
   9,667.96x = 13,341.81 × 5,476.21
4. Step 4: Simplify right side
   9,667.96x = 73,062,553.34
5. Step 5: Solve for x
   x = 73,062,553.34/9,667.96
6. Step 6: Final answer
   x = 7,557.18