Finding the Fourth Proportional to 3,892.72, 5,370.24 and 2,827.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,892.72 : 5,370.24 = 2,827.93 : x
2. Step 2: Convert to fraction form
   3,892.72/5,370.24 = 2,827.93/x
3. Step 3: Cross multiply
   3,892.72x = 5,370.24 × 2,827.93
4. Step 4: Simplify right side
   3,892.72x = 15,186,662.80
5. Step 5: Solve for x
   x = 15,186,662.80/3,892.72
6. Step 6: Final answer
   x = 3,901.30