Finding the Fourth Proportional to 7,875.89, 10,869.93 and 5,984.39

Step by Step Solution

1. Step 1: Write the proportion equation
   7,875.89 : 10,869.93 = 5,984.39 : x
2. Step 2: Convert to fraction form
   7,875.89/10,869.93 = 5,984.39/x
3. Step 3: Cross multiply
   7,875.89x = 10,869.93 × 5,984.39
4. Step 4: Simplify right side
   7,875.89x = 65,049,900.39
5. Step 5: Solve for x
   x = 65,049,900.39/7,875.89
6. Step 6: Final answer
   x = 8,259.37