Finding the Fourth Proportional to 3,873.89, 5,346.43 and 2,301.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,873.89 : 5,346.43 = 2,301.99 : x
2. Step 2: Convert to fraction form
   3,873.89/5,346.43 = 2,301.99/x
3. Step 3: Cross multiply
   3,873.89x = 5,346.43 × 2,301.99
4. Step 4: Simplify right side
   3,873.89x = 12,307,428.40
5. Step 5: Solve for x
   x = 12,307,428.40/3,873.89
6. Step 6: Final answer
   x = 3,177.02