Finding the Fourth Proportional to 9,868.06, 13,617.85 and 5,392.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,868.06 : 13,617.85 = 5,392.06 : x
2. Step 2: Convert to fraction form
   9,868.06/13,617.85 = 5,392.06/x
3. Step 3: Cross multiply
   9,868.06x = 13,617.85 × 5,392.06
4. Step 4: Simplify right side
   9,868.06x = 73,428,264.27
5. Step 5: Solve for x
   x = 73,428,264.27/9,868.06
6. Step 6: Final answer
   x = 7,441.00