Finding the Fourth Proportional to 9,835.38, 13,572.98 and 5,359.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,835.38 : 13,572.98 = 5,359.13 : x
2. Step 2: Convert to fraction form
   9,835.38/13,572.98 = 5,359.13/x
3. Step 3: Cross multiply
   9,835.38x = 13,572.98 × 5,359.13
4. Step 4: Simplify right side
   9,835.38x = 72,739,337.51
5. Step 5: Solve for x
   x = 72,739,337.51/9,835.38
6. Step 6: Final answer
   x = 7,395.69