Finding the Fourth Proportional to 5,570.47, 8,347.50 and 3,101.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,570.47 : 8,347.50 = 3,101.89 : x
2. Step 2: Convert to fraction form
   5,570.47/8,347.50 = 3,101.89/x
3. Step 3: Cross multiply
   5,570.47x = 8,347.50 × 3,101.89
4. Step 4: Simplify right side
   5,570.47x = 25,893,011.27
5. Step 5: Solve for x
   x = 25,893,011.27/5,570.47
6. Step 6: Final answer
   x = 4,648.27