Finding the Fourth Proportional to 2,616.48, 3,914.91 and 2,475.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.48 : 3,914.91 = 2,475.81 : x
2. Step 2: Convert to fraction form
   2,616.48/3,914.91 = 2,475.81/x
3. Step 3: Cross multiply
   2,616.48x = 3,914.91 × 2,475.81
4. Step 4: Simplify right side
   2,616.48x = 9,692,573.33
5. Step 5: Solve for x
   x = 9,692,573.33/2,616.48
6. Step 6: Final answer
   x = 3,704.43