Finding the Fourth Proportional to 2,938.51, 4,406.40 and 1,182.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938.51 : 4,406.40 = 1,182.09 : x
2. Step 2: Convert to fraction form
   2,938.51/4,406.40 = 1,182.09/x
3. Step 3: Cross multiply
   2,938.51x = 4,406.40 × 1,182.09
4. Step 4: Simplify right side
   2,938.51x = 5,208,777.90
5. Step 5: Solve for x
   x = 5,208,777.90/2,938.51
6. Step 6: Final answer
   x = 1,772.59