Finding the Fourth Proportional to 9,736.35, 13,436.57 and 5,487.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,736.35 : 13,436.57 = 5,487.59 : x
2. Step 2: Convert to fraction form
   9,736.35/13,436.57 = 5,487.59/x
3. Step 3: Cross multiply
   9,736.35x = 13,436.57 × 5,487.59
4. Step 4: Simplify right side
   9,736.35x = 73,734,403.61
5. Step 5: Solve for x
   x = 73,734,403.61/9,736.35
6. Step 6: Final answer
   x = 7,573.10