Finding the Fourth Proportional to 9,835.32, 13,572.25 and 5,358.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,835.32 : 13,572.25 = 5,358.81 : x
2. Step 2: Convert to fraction form
   9,835.32/13,572.25 = 5,358.81/x
3. Step 3: Cross multiply
   9,835.32x = 13,572.25 × 5,358.81
4. Step 4: Simplify right side
   9,835.32x = 72,731,109.02
5. Step 5: Solve for x
   x = 72,731,109.02/9,835.32
6. Step 6: Final answer
   x = 7,394.89