Finding the Fourth Proportional to 9,755.43, 13,459.17 and 5,505.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,755.43 : 13,459.17 = 5,505.99 : x
2. Step 2: Convert to fraction form
   9,755.43/13,459.17 = 5,505.99/x
3. Step 3: Cross multiply
   9,755.43x = 13,459.17 × 5,505.99
4. Step 4: Simplify right side
   9,755.43x = 74,106,055.43
5. Step 5: Solve for x
   x = 74,106,055.43/9,755.43
6. Step 6: Final answer
   x = 7,596.39