Finding the Fourth Proportional to 2,916.09, 4,374.69 and 942.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,916.09 : 4,374.69 = 942.25 : x
2. Step 2: Convert to fraction form
   2,916.09/4,374.69 = 942.25/x
3. Step 3: Cross multiply
   2,916.09x = 4,374.69 × 942.25
4. Step 4: Simplify right side
   2,916.09x = 4,122,051.65
5. Step 5: Solve for x
   x = 4,122,051.65/2,916.09
6. Step 6: Final answer
   x = 1,413.55