Finding the Fourth Proportional to 5,905.05, 8,111.31 and 5,875.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,905.05 : 8,111.31 = 5,875.89 : x
2. Step 2: Convert to fraction form
   5,905.05/8,111.31 = 5,875.89/x
3. Step 3: Cross multiply
   5,905.05x = 8,111.31 × 5,875.89
4. Step 4: Simplify right side
   5,905.05x = 47,661,165.32
5. Step 5: Solve for x
   x = 47,661,165.32/5,905.05
6. Step 6: Final answer
   x = 8,071.26