Finding the Fourth Proportional to 3,892.46, 5,838.62 and 970.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,892.46 : 5,838.62 = 970.72 : x
2. Step 2: Convert to fraction form
   3,892.46/5,838.62 = 970.72/x
3. Step 3: Cross multiply
   3,892.46x = 5,838.62 × 970.72
4. Step 4: Simplify right side
   3,892.46x = 5,667,645.76
5. Step 5: Solve for x
   x = 5,667,645.76/3,892.46
6. Step 6: Final answer
   x = 1,456.06