Finding the Fourth Proportional to 3,459.95, 4,773.37 and 2,131.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,459.95 : 4,773.37 = 2,131.35 : x
2. Step 2: Convert to fraction form
   3,459.95/4,773.37 = 2,131.35/x
3. Step 3: Cross multiply
   3,459.95x = 4,773.37 × 2,131.35
4. Step 4: Simplify right side
   3,459.95x = 10,173,722.15
5. Step 5: Solve for x
   x = 10,173,722.15/3,459.95
6. Step 6: Final answer
   x = 2,940.42