Finding the Fourth Proportional to 1,471.92, 2,196.87 and 1,447.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,471.92 : 2,196.87 = 1,447.62 : x
2. Step 2: Convert to fraction form
   1,471.92/2,196.87 = 1,447.62/x
3. Step 3: Cross multiply
   1,471.92x = 2,196.87 × 1,447.62
4. Step 4: Simplify right side
   1,471.92x = 3,180,225.71
5. Step 5: Solve for x
   x = 3,180,225.71/1,471.92
6. Step 6: Final answer
   x = 2,160.60