Finding the Fourth Proportional to 5,008.98, 7,513.17 and 1,722.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,008.98 : 7,513.17 = 1,722.15 : x
2. Step 2: Convert to fraction form
   5,008.98/7,513.17 = 1,722.15/x
3. Step 3: Cross multiply
   5,008.98x = 7,513.17 × 1,722.15
4. Step 4: Simplify right side
   5,008.98x = 12,938,805.72
5. Step 5: Solve for x
   x = 12,938,805.72/5,008.98
6. Step 6: Final answer
   x = 2,583.12