Finding the Fourth Proportional to 10,289.12, 15,435.83 and 5,848.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,289.12 : 15,435.83 = 5,848.83 : x
2. Step 2: Convert to fraction form
   10,289.12/15,435.83 = 5,848.83/x
3. Step 3: Cross multiply
   10,289.12x = 15,435.83 × 5,848.83
4. Step 4: Simplify right side
   10,289.12x = 90,281,538.57
5. Step 5: Solve for x
   x = 90,281,538.57/10,289.12
6. Step 6: Final answer
   x = 8,774.47