Finding the Fourth Proportional to 2,415.98, 3,624.42 and 1,029.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415.98 : 3,624.42 = 1,029.30 : x
2. Step 2: Convert to fraction form
   2,415.98/3,624.42 = 1,029.30/x
3. Step 3: Cross multiply
   2,415.98x = 3,624.42 × 1,029.30
4. Step 4: Simplify right side
   2,415.98x = 3,730,615.51
5. Step 5: Solve for x
   x = 3,730,615.51/2,415.98
6. Step 6: Final answer
   x = 1,544.14