Finding the Fourth Proportional to 6,100.75, 8,418.56 and 3,710.40

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.75 : 8,418.56 = 3,710.40 : x
2. Step 2: Convert to fraction form
   6,100.75/8,418.56 = 3,710.40/x
3. Step 3: Cross multiply
   6,100.75x = 8,418.56 × 3,710.40
4. Step 4: Simplify right side
   6,100.75x = 31,236,225.02
5. Step 5: Solve for x
   x = 31,236,225.02/6,100.75
6. Step 6: Final answer
   x = 5,120.06