Finding the Fourth Proportional to 6,271.32, 9,407.22 and 2,111.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,271.32 : 9,407.22 = 2,111.48 : x
2. Step 2: Convert to fraction form
   6,271.32/9,407.22 = 2,111.48/x
3. Step 3: Cross multiply
   6,271.32x = 9,407.22 × 2,111.48
4. Step 4: Simplify right side
   6,271.32x = 19,863,156.89
5. Step 5: Solve for x
   x = 19,863,156.89/6,271.32
6. Step 6: Final answer
   x = 3,167.30