Finding the Fourth Proportional to 3,904.89, 5,858.96 and 1,308.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,904.89 : 5,858.96 = 1,308.03 : x
2. Step 2: Convert to fraction form
   3,904.89/5,858.96 = 1,308.03/x
3. Step 3: Cross multiply
   3,904.89x = 5,858.96 × 1,308.03
4. Step 4: Simplify right side
   3,904.89x = 7,663,688.91
5. Step 5: Solve for x
   x = 7,663,688.91/3,904.89
6. Step 6: Final answer
   x = 1,962.59