Finding the Fourth Proportional to 3,667.91, 5,497.79 and 2,347.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.91 : 5,497.79 = 2,347.47 : x
2. Step 2: Convert to fraction form
   3,667.91/5,497.79 = 2,347.47/x
3. Step 3: Cross multiply
   3,667.91x = 5,497.79 × 2,347.47
4. Step 4: Simplify right side
   3,667.91x = 12,905,885.35
5. Step 5: Solve for x
   x = 12,905,885.35/3,667.91
6. Step 6: Final answer
   x = 3,518.60