Finding the Fourth Proportional to 2,054.13, 2,834.72 and 1,122.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.13 : 2,834.72 = 1,122.63 : x
2. Step 2: Convert to fraction form
   2,054.13/2,834.72 = 1,122.63/x
3. Step 3: Cross multiply
   2,054.13x = 2,834.72 × 1,122.63
4. Step 4: Simplify right side
   2,054.13x = 3,182,321.93
5. Step 5: Solve for x
   x = 3,182,321.93/2,054.13
6. Step 6: Final answer
   x = 1,549.23