Finding the Fourth Proportional to 9,805.79, 13,533.25 and 5,558.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,805.79 : 13,533.25 = 5,558.37 : x
2. Step 2: Convert to fraction form
   9,805.79/13,533.25 = 5,558.37/x
3. Step 3: Cross multiply
   9,805.79x = 13,533.25 × 5,558.37
4. Step 4: Simplify right side
   9,805.79x = 75,222,810.80
5. Step 5: Solve for x
   x = 75,222,810.80/9,805.79
6. Step 6: Final answer
   x = 7,671.26