Finding the Fourth Proportional to 9,967.02, 13,754.58 and 5,490.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,967.02 : 13,754.58 = 5,490.92 : x
2. Step 2: Convert to fraction form
   9,967.02/13,754.58 = 5,490.92/x
3. Step 3: Cross multiply
   9,967.02x = 13,754.58 × 5,490.92
4. Step 4: Simplify right side
   9,967.02x = 75,525,298.41
5. Step 5: Solve for x
   x = 75,525,298.41/9,967.02
6. Step 6: Final answer
   x = 7,577.52