Finding the Fourth Proportional to 7,185.46, 9,915.83 and 4,041.65

Step by Step Solution

1. Step 1: Write the proportion equation
   7,185.46 : 9,915.83 = 4,041.65 : x
2. Step 2: Convert to fraction form
   7,185.46/9,915.83 = 4,041.65/x
3. Step 3: Cross multiply
   7,185.46x = 9,915.83 × 4,041.65
4. Step 4: Simplify right side
   7,185.46x = 40,076,314.32
5. Step 5: Solve for x
   x = 40,076,314.32/7,185.46
6. Step 6: Final answer
   x = 5,577.42