Finding the Fourth Proportional to 5,463.06, 7,538.31 and 3,105.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,463.06 : 7,538.31 = 3,105.15 : x
2. Step 2: Convert to fraction form
   5,463.06/7,538.31 = 3,105.15/x
3. Step 3: Cross multiply
   5,463.06x = 7,538.31 × 3,105.15
4. Step 4: Simplify right side
   5,463.06x = 23,407,583.30
5. Step 5: Solve for x
   x = 23,407,583.30/5,463.06
6. Step 6: Final answer
   x = 4,284.70