Finding the Fourth Proportional to 7,369.31, 10,173.57 and 5,917.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,369.31 : 10,173.57 = 5,917.89 : x
2. Step 2: Convert to fraction form
   7,369.31/10,173.57 = 5,917.89/x
3. Step 3: Cross multiply
   7,369.31x = 10,173.57 × 5,917.89
4. Step 4: Simplify right side
   7,369.31x = 60,206,068.17
5. Step 5: Solve for x
   x = 60,206,068.17/7,369.31
6. Step 6: Final answer
   x = 8,169.84