Finding the Fourth Proportional to 1,885.65, 2,824.72 and 1,472.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.65 : 2,824.72 = 1,472.86 : x
2. Step 2: Convert to fraction form
   1,885.65/2,824.72 = 1,472.86/x
3. Step 3: Cross multiply
   1,885.65x = 2,824.72 × 1,472.86
4. Step 4: Simplify right side
   1,885.65x = 4,160,399.29
5. Step 5: Solve for x
   x = 4,160,399.29/1,885.65
6. Step 6: Final answer
   x = 2,206.34