Finding the Fourth Proportional to 2,401.57, 3,602.50 and 670.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.57 : 3,602.50 = 670.19 : x
2. Step 2: Convert to fraction form
   2,401.57/3,602.50 = 670.19/x
3. Step 3: Cross multiply
   2,401.57x = 3,602.50 × 670.19
4. Step 4: Simplify right side
   2,401.57x = 2,414,356.12
5. Step 5: Solve for x
   x = 2,414,356.12/2,401.57
6. Step 6: Final answer
   x = 1,005.32