Finding the Fourth Proportional to 3,100.60, 4,280.34 and 2,435.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,100.60 : 4,280.34 = 2,435.32 : x
2. Step 2: Convert to fraction form
   3,100.60/4,280.34 = 2,435.32/x
3. Step 3: Cross multiply
   3,100.60x = 4,280.34 × 2,435.32
4. Step 4: Simplify right side
   3,100.60x = 10,423,997.61
5. Step 5: Solve for x
   x = 10,423,997.61/3,100.60
6. Step 6: Final answer
   x = 3,361.93