Finding the Fourth Proportional to 2,950.52, 4,422.42 and 1,217

Step by Step Solution

1. Step 1: Write the proportion equation
   2,950.52 : 4,422.42 = 1,217 : x
2. Step 2: Convert to fraction form
   2,950.52/4,422.42 = 1,217/x
3. Step 3: Cross multiply
   2,950.52x = 4,422.42 × 1,217
4. Step 4: Simplify right side
   2,950.52x = 5,382,085.14
5. Step 5: Solve for x
   x = 5,382,085.14/2,950.52
6. Step 6: Final answer
   x = 1,824.11