Finding the Fourth Proportional to 3,436.30, 4,741.59 and 2,019.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,436.30 : 4,741.59 = 2,019.88 : x
2. Step 2: Convert to fraction form
   3,436.30/4,741.59 = 2,019.88/x
3. Step 3: Cross multiply
   3,436.30x = 4,741.59 × 2,019.88
4. Step 4: Simplify right side
   3,436.30x = 9,577,442.81
5. Step 5: Solve for x
   x = 9,577,442.81/3,436.30
6. Step 6: Final answer
   x = 2,787.14