Finding the Fourth Proportional to 7,166.83, 10,729.36 and 5,326.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,166.83 : 10,729.36 = 5,326.10 : x
2. Step 2: Convert to fraction form
   7,166.83/10,729.36 = 5,326.10/x
3. Step 3: Cross multiply
   7,166.83x = 10,729.36 × 5,326.10
4. Step 4: Simplify right side
   7,166.83x = 57,145,697.89
5. Step 5: Solve for x
   x = 57,145,697.89/7,166.83
6. Step 6: Final answer
   x = 7,973.64