Finding the Fourth Proportional to 9,835.89, 13,573.02 and 5,359.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,835.89 : 13,573.02 = 5,359.35 : x
2. Step 2: Convert to fraction form
   9,835.89/13,573.02 = 5,359.35/x
3. Step 3: Cross multiply
   9,835.89x = 13,573.02 × 5,359.35
4. Step 4: Simplify right side
   9,835.89x = 72,742,564.74
5. Step 5: Solve for x
   x = 72,742,564.74/9,835.89
6. Step 6: Final answer
   x = 7,395.63