Finding the Fourth Proportional to 2,627.20, 3,624.36 and 1,507.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.20 : 3,624.36 = 1,507.87 : x
2. Step 2: Convert to fraction form
   2,627.20/3,624.36 = 1,507.87/x
3. Step 3: Cross multiply
   2,627.20x = 3,624.36 × 1,507.87
4. Step 4: Simplify right side
   2,627.20x = 5,465,045.59
5. Step 5: Solve for x
   x = 5,465,045.59/2,627.20
6. Step 6: Final answer
   x = 2,080.18