Finding the Fourth Proportional to 1,487.27, 2,225.63 and 1,096.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,487.27 : 2,225.63 = 1,096.34 : x
2. Step 2: Convert to fraction form
   1,487.27/2,225.63 = 1,096.34/x
3. Step 3: Cross multiply
   1,487.27x = 2,225.63 × 1,096.34
4. Step 4: Simplify right side
   1,487.27x = 2,440,041.71
5. Step 5: Solve for x
   x = 2,440,041.71/1,487.27
6. Step 6: Final answer
   x = 1,640.62