Finding the Fourth Proportional to 7,884.67, 10,870.86 and 5,195.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,884.67 : 10,870.86 = 5,195.47 : x
2. Step 2: Convert to fraction form
   7,884.67/10,870.86 = 5,195.47/x
3. Step 3: Cross multiply
   7,884.67x = 10,870.86 × 5,195.47
4. Step 4: Simplify right side
   7,884.67x = 56,479,227.00
5. Step 5: Solve for x
   x = 56,479,227.00/7,884.67
6. Step 6: Final answer
   x = 7,163.17