Finding the Fourth Proportional to 9,264.69, 13,892.83 and 3,997.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,264.69 : 13,892.83 = 3,997.21 : x
2. Step 2: Convert to fraction form
   9,264.69/13,892.83 = 3,997.21/x
3. Step 3: Cross multiply
   9,264.69x = 13,892.83 × 3,997.21
4. Step 4: Simplify right side
   9,264.69x = 55,532,559.00
5. Step 5: Solve for x
   x = 55,532,559.00/9,264.69
6. Step 6: Final answer
   x = 5,994.00