Finding the Fourth Proportional to 3,436.74, 4,742.71 and 1,864.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,436.74 : 4,742.71 = 1,864.82 : x
2. Step 2: Convert to fraction form
   3,436.74/4,742.71 = 1,864.82/x
3. Step 3: Cross multiply
   3,436.74x = 4,742.71 × 1,864.82
4. Step 4: Simplify right side
   3,436.74x = 8,844,300.46
5. Step 5: Solve for x
   x = 8,844,300.46/3,436.74
6. Step 6: Final answer
   x = 2,573.46