Finding the Fourth Proportional to 2,404.85, 3,606.21 and 761.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.85 : 3,606.21 = 761.49 : x
2. Step 2: Convert to fraction form
   2,404.85/3,606.21 = 761.49/x
3. Step 3: Cross multiply
   2,404.85x = 3,606.21 × 761.49
4. Step 4: Simplify right side
   2,404.85x = 2,746,092.85
5. Step 5: Solve for x
   x = 2,746,092.85/2,404.85
6. Step 6: Final answer
   x = 1,141.90