Finding the Fourth Proportional to 2,624.31, 3,621.24 and 1,505.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.31 : 3,621.24 = 1,505.07 : x
2. Step 2: Convert to fraction form
   2,624.31/3,621.24 = 1,505.07/x
3. Step 3: Cross multiply
   2,624.31x = 3,621.24 × 1,505.07
4. Step 4: Simplify right side
   2,624.31x = 5,450,219.69
5. Step 5: Solve for x
   x = 5,450,219.69/2,624.31
6. Step 6: Final answer
   x = 2,076.82