Finding the Fourth Proportional to 3,645.67, 5,029.86 and 2,073.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645.67 : 5,029.86 = 2,073.46 : x
2. Step 2: Convert to fraction form
   3,645.67/5,029.86 = 2,073.46/x
3. Step 3: Cross multiply
   3,645.67x = 5,029.86 × 2,073.46
4. Step 4: Simplify right side
   3,645.67x = 10,429,213.52
5. Step 5: Solve for x
   x = 10,429,213.52/3,645.67
6. Step 6: Final answer
   x = 2,860.71