Finding the Fourth Proportional to 7,185.72, 9,922.53 and 5,300.58

Step by Step Solution

1. Step 1: Write the proportion equation
   7,185.72 : 9,922.53 = 5,300.58 : x
2. Step 2: Convert to fraction form
   7,185.72/9,922.53 = 5,300.58/x
3. Step 3: Cross multiply
   7,185.72x = 9,922.53 × 5,300.58
4. Step 4: Simplify right side
   7,185.72x = 52,595,164.07
5. Step 5: Solve for x
   x = 52,595,164.07/7,185.72
6. Step 6: Final answer
   x = 7,319.40