Finding the Fourth Proportional to 7,870.96, 10,861.46 and 4,333.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,870.96 : 10,861.46 = 4,333.48 : x
2. Step 2: Convert to fraction form
   7,870.96/10,861.46 = 4,333.48/x
3. Step 3: Cross multiply
   7,870.96x = 10,861.46 × 4,333.48
4. Step 4: Simplify right side
   7,870.96x = 47,067,919.68
5. Step 5: Solve for x
   x = 47,067,919.68/7,870.96
6. Step 6: Final answer
   x = 5,979.95