Finding the Fourth Proportional to 2,624.86, 3,622.19 and 1,505

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.86 : 3,622.19 = 1,505 : x
2. Step 2: Convert to fraction form
   2,624.86/3,622.19 = 1,505/x
3. Step 3: Cross multiply
   2,624.86x = 3,622.19 × 1,505
4. Step 4: Simplify right side
   2,624.86x = 5,451,395.95
5. Step 5: Solve for x
   x = 5,451,395.95/2,624.86
6. Step 6: Final answer
   x = 2,076.83