Finding the Fourth Proportional to 2,310.89, 3,189.39 and 1,471.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.89 : 3,189.39 = 1,471.97 : x
2. Step 2: Convert to fraction form
   2,310.89/3,189.39 = 1,471.97/x
3. Step 3: Cross multiply
   2,310.89x = 3,189.39 × 1,471.97
4. Step 4: Simplify right side
   2,310.89x = 4,694,670.45
5. Step 5: Solve for x
   x = 4,694,670.45/2,310.89
6. Step 6: Final answer
   x = 2,031.54