Finding the Fourth Proportional to 2,742.04, 3,784.32 and 1,563.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,742.04 : 3,784.32 = 1,563.40 : x
2. Step 2: Convert to fraction form
   2,742.04/3,784.32 = 1,563.40/x
3. Step 3: Cross multiply
   2,742.04x = 3,784.32 × 1,563.40
4. Step 4: Simplify right side
   2,742.04x = 5,916,405.89
5. Step 5: Solve for x
   x = 5,916,405.89/2,742.04
6. Step 6: Final answer
   x = 2,157.67