Finding the Fourth Proportional to 5,185.95, 7,156.33 and 2,947.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,185.95 : 7,156.33 = 2,947.52 : x
2. Step 2: Convert to fraction form
   5,185.95/7,156.33 = 2,947.52/x
3. Step 3: Cross multiply
   5,185.95x = 7,156.33 × 2,947.52
4. Step 4: Simplify right side
   5,185.95x = 21,093,402.65
5. Step 5: Solve for x
   x = 21,093,402.65/5,185.95
6. Step 6: Final answer
   x = 4,067.41