Finding the Fourth Proportional to 7,870.36, 10,860.96 and 4,333.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,870.36 : 10,860.96 = 4,333.56 : x
2. Step 2: Convert to fraction form
   7,870.36/10,860.96 = 4,333.56/x
3. Step 3: Cross multiply
   7,870.36x = 10,860.96 × 4,333.56
4. Step 4: Simplify right side
   7,870.36x = 47,066,621.82
5. Step 5: Solve for x
   x = 47,066,621.82/7,870.36
6. Step 6: Final answer
   x = 5,980.24