Finding the Fourth Proportional to 9,667.76, 14,476.42 and 5,276.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.76 : 14,476.42 = 5,276.14 : x
2. Step 2: Convert to fraction form
   9,667.76/14,476.42 = 5,276.14/x
3. Step 3: Cross multiply
   9,667.76x = 14,476.42 × 5,276.14
4. Step 4: Simplify right side
   9,667.76x = 76,379,618.62
5. Step 5: Solve for x
   x = 76,379,618.62/9,667.76
6. Step 6: Final answer
   x = 7,900.45