Finding the Fourth Proportional to 4,688.37, 7,030.89 and 2,057.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,688.37 : 7,030.89 = 2,057.15 : x
2. Step 2: Convert to fraction form
   4,688.37/7,030.89 = 2,057.15/x
3. Step 3: Cross multiply
   4,688.37x = 7,030.89 × 2,057.15
4. Step 4: Simplify right side
   4,688.37x = 14,463,560.21
5. Step 5: Solve for x
   x = 14,463,560.21/4,688.37
6. Step 6: Final answer
   x = 3,084.99