Finding the Fourth Proportional to 3,685.98, 5,530.28 and 1,836.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685.98 : 5,530.28 = 1,836.93 : x
2. Step 2: Convert to fraction form
   3,685.98/5,530.28 = 1,836.93/x
3. Step 3: Cross multiply
   3,685.98x = 5,530.28 × 1,836.93
4. Step 4: Simplify right side
   3,685.98x = 10,158,737.24
5. Step 5: Solve for x
   x = 10,158,737.24/3,685.98
6. Step 6: Final answer
   x = 2,756.05