Finding the Fourth Proportional to 9,967.27, 13,754.95 and 5,490.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,967.27 : 13,754.95 = 5,490.93 : x
2. Step 2: Convert to fraction form
   9,967.27/13,754.95 = 5,490.93/x
3. Step 3: Cross multiply
   9,967.27x = 13,754.95 × 5,490.93
4. Step 4: Simplify right side
   9,967.27x = 75,527,467.60
5. Step 5: Solve for x
   x = 75,527,467.60/9,967.27
6. Step 6: Final answer
   x = 7,577.55