Finding the Fourth Proportional to 7,837.36, 10,818.56 and 5,320.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,837.36 : 10,818.56 = 5,320.59 : x
2. Step 2: Convert to fraction form
   7,837.36/10,818.56 = 5,320.59/x
3. Step 3: Cross multiply
   7,837.36x = 10,818.56 × 5,320.59
4. Step 4: Simplify right side
   7,837.36x = 57,561,094.88
5. Step 5: Solve for x
   x = 57,561,094.88/7,837.36
6. Step 6: Final answer
   x = 7,344.45