Finding the Fourth Proportional to 2,401.52, 3,602.89 and 670.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.52 : 3,602.89 = 670.15 : x
2. Step 2: Convert to fraction form
   2,401.52/3,602.89 = 670.15/x
3. Step 3: Cross multiply
   2,401.52x = 3,602.89 × 670.15
4. Step 4: Simplify right side
   2,401.52x = 2,414,472.88
5. Step 5: Solve for x
   x = 2,414,472.88/2,401.52
6. Step 6: Final answer
   x = 1,005.39