Finding the Fourth Proportional to 3,500.14, 4,830.18 and 2,102.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,500.14 : 4,830.18 = 2,102.89 : x
2. Step 2: Convert to fraction form
   3,500.14/4,830.18 = 2,102.89/x
3. Step 3: Cross multiply
   3,500.14x = 4,830.18 × 2,102.89
4. Step 4: Simplify right side
   3,500.14x = 10,157,337.22
5. Step 5: Solve for x
   x = 10,157,337.22/3,500.14
6. Step 6: Final answer
   x = 2,901.98