Finding the Fourth Proportional to 1,827.18, 2,522.72 and 1,406.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827.18 : 2,522.72 = 1,406.79 : x
2. Step 2: Convert to fraction form
   1,827.18/2,522.72 = 1,406.79/x
3. Step 3: Cross multiply
   1,827.18x = 2,522.72 × 1,406.79
4. Step 4: Simplify right side
   1,827.18x = 3,548,937.27
5. Step 5: Solve for x
   x = 3,548,937.27/1,827.18
6. Step 6: Final answer
   x = 1,942.30