Finding the Fourth Proportional to 2,401.31, 3,602.10 and 670.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.31 : 3,602.10 = 670.07 : x
2. Step 2: Convert to fraction form
   2,401.31/3,602.10 = 670.07/x
3. Step 3: Cross multiply
   2,401.31x = 3,602.10 × 670.07
4. Step 4: Simplify right side
   2,401.31x = 2,413,670.67
5. Step 5: Solve for x
   x = 2,413,670.67/2,401.31
6. Step 6: Final answer
   x = 1,005.15