Finding the Fourth Proportional to 7,848.32, 10,830.78 and 4,311.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,848.32 : 10,830.78 = 4,311.59 : x
2. Step 2: Convert to fraction form
   7,848.32/10,830.78 = 4,311.59/x
3. Step 3: Cross multiply
   7,848.32x = 10,830.78 × 4,311.59
4. Step 4: Simplify right side
   7,848.32x = 46,697,828.59
5. Step 5: Solve for x
   x = 46,697,828.59/7,848.32
6. Step 6: Final answer
   x = 5,950.05