Finding the Fourth Proportional to 3,624.05, 5,435.46 and 1,026.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,624.05 : 5,435.46 = 1,026.38 : x
2. Step 2: Convert to fraction form
   3,624.05/5,435.46 = 1,026.38/x
3. Step 3: Cross multiply
   3,624.05x = 5,435.46 × 1,026.38
4. Step 4: Simplify right side
   3,624.05x = 5,578,820.26
5. Step 5: Solve for x
   x = 5,578,820.26/3,624.05
6. Step 6: Final answer
   x = 1,539.39