Finding the Fourth Proportional to 2,128.96, 2,937.94 and 1,184.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128.96 : 2,937.94 = 1,184.73 : x
2. Step 2: Convert to fraction form
   2,128.96/2,937.94 = 1,184.73/x
3. Step 3: Cross multiply
   2,128.96x = 2,937.94 × 1,184.73
4. Step 4: Simplify right side
   2,128.96x = 3,480,669.07
5. Step 5: Solve for x
   x = 3,480,669.07/2,128.96
6. Step 6: Final answer
   x = 1,634.91