Finding the Fourth Proportional to 9,967.58, 14,937.28 and 5,527.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,967.58 : 14,937.28 = 5,527.21 : x
2. Step 2: Convert to fraction form
   9,967.58/14,937.28 = 5,527.21/x
3. Step 3: Cross multiply
   9,967.58x = 14,937.28 × 5,527.21
4. Step 4: Simplify right side
   9,967.58x = 82,561,381.07
5. Step 5: Solve for x
   x = 82,561,381.07/9,967.58
6. Step 6: Final answer
   x = 8,282.99