Finding the Fourth Proportional to 1,663.55, 2,482.68 and 1,479.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663.55 : 2,482.68 = 1,479.03 : x
2. Step 2: Convert to fraction form
   1,663.55/2,482.68 = 1,479.03/x
3. Step 3: Cross multiply
   1,663.55x = 2,482.68 × 1,479.03
4. Step 4: Simplify right side
   1,663.55x = 3,671,948.89
5. Step 5: Solve for x
   x = 3,671,948.89/1,663.55
6. Step 6: Final answer
   x = 2,207.29