Finding the Fourth Proportional to 7,859.15, 10,845.42 and 4,322.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,859.15 : 10,845.42 = 4,322.37 : x
2. Step 2: Convert to fraction form
   7,859.15/10,845.42 = 4,322.37/x
3. Step 3: Cross multiply
   7,859.15x = 10,845.42 × 4,322.37
4. Step 4: Simplify right side
   7,859.15x = 46,877,881.50
5. Step 5: Solve for x
   x = 46,877,881.50/7,859.15
6. Step 6: Final answer
   x = 5,964.75