Finding the Fourth Proportional to 3,645.88, 5,031.12 and 2,073.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645.88 : 5,031.12 = 2,073.94 : x
2. Step 2: Convert to fraction form
   3,645.88/5,031.12 = 2,073.94/x
3. Step 3: Cross multiply
   3,645.88x = 5,031.12 × 2,073.94
4. Step 4: Simplify right side
   3,645.88x = 10,434,241.01
5. Step 5: Solve for x
   x = 10,434,241.01/3,645.88
6. Step 6: Final answer
   x = 2,861.93