Finding the Fourth Proportional to 3,645.62, 5,030.96 and 2,073.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645.62 : 5,030.96 = 2,073.82 : x
2. Step 2: Convert to fraction form
   3,645.62/5,030.96 = 2,073.82/x
3. Step 3: Cross multiply
   3,645.62x = 5,030.96 × 2,073.82
4. Step 4: Simplify right side
   3,645.62x = 10,433,305.47
5. Step 5: Solve for x
   x = 10,433,305.47/3,645.62
6. Step 6: Final answer
   x = 2,861.87