Finding the Fourth Proportional to 5,947.83, 8,915.31 and 2,656.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,947.83 : 8,915.31 = 2,656.40 : x
2. Step 2: Convert to fraction form
   5,947.83/8,915.31 = 2,656.40/x
3. Step 3: Cross multiply
   5,947.83x = 8,915.31 × 2,656.40
4. Step 4: Simplify right side
   5,947.83x = 23,682,584.91
5. Step 5: Solve for x
   x = 23,682,584.91/5,947.83
6. Step 6: Final answer
   x = 3,981.72