Finding the Fourth Proportional to 9,845.69, 13,587.86 and 5,598.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,845.69 : 13,587.86 = 5,598.09 : x
2. Step 2: Convert to fraction form
   9,845.69/13,587.86 = 5,598.09/x
3. Step 3: Cross multiply
   9,845.69x = 13,587.86 × 5,598.09
4. Step 4: Simplify right side
   9,845.69x = 76,066,035.03
5. Step 5: Solve for x
   x = 76,066,035.03/9,845.69
6. Step 6: Final answer
   x = 7,725.82