Finding the Fourth Proportional to 2,317.72, 3,459.17 and 2,003.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.72 : 3,459.17 = 2,003.98 : x
2. Step 2: Convert to fraction form
   2,317.72/3,459.17 = 2,003.98/x
3. Step 3: Cross multiply
   2,317.72x = 3,459.17 × 2,003.98
4. Step 4: Simplify right side
   2,317.72x = 6,932,107.50
5. Step 5: Solve for x
   x = 6,932,107.50/2,317.72
6. Step 6: Final answer
   x = 2,990.92