Finding the Fourth Proportional to 1,842.02, 2,542.01 and 1,002.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842.02 : 2,542.01 = 1,002.72 : x
2. Step 2: Convert to fraction form
   1,842.02/2,542.01 = 1,002.72/x
3. Step 3: Cross multiply
   1,842.02x = 2,542.01 × 1,002.72
4. Step 4: Simplify right side
   1,842.02x = 2,548,924.27
5. Step 5: Solve for x
   x = 2,548,924.27/1,842.02
6. Step 6: Final answer
   x = 1,383.77