Finding the Fourth Proportional to 3,947.37, 5,915.86 and 2,094.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,947.37 : 5,915.86 = 2,094.55 : x
2. Step 2: Convert to fraction form
   3,947.37/5,915.86 = 2,094.55/x
3. Step 3: Cross multiply
   3,947.37x = 5,915.86 × 2,094.55
4. Step 4: Simplify right side
   3,947.37x = 12,391,064.56
5. Step 5: Solve for x
   x = 12,391,064.56/3,947.37
6. Step 6: Final answer
   x = 3,139.07