Finding the Fourth Proportional to 2,897.86, 4,347.40 and 949.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,897.86 : 4,347.40 = 949.91 : x
2. Step 2: Convert to fraction form
   2,897.86/4,347.40 = 949.91/x
3. Step 3: Cross multiply
   2,897.86x = 4,347.40 × 949.91
4. Step 4: Simplify right side
   2,897.86x = 4,129,638.73
5. Step 5: Solve for x
   x = 4,129,638.73/2,897.86
6. Step 6: Final answer
   x = 1,425.06