Finding the Fourth Proportional to 3,643.41, 5,027.89 and 2,071.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643.41 : 5,027.89 = 2,071.50 : x
2. Step 2: Convert to fraction form
   3,643.41/5,027.89 = 2,071.50/x
3. Step 3: Cross multiply
   3,643.41x = 5,027.89 × 2,071.50
4. Step 4: Simplify right side
   3,643.41x = 10,415,274.14
5. Step 5: Solve for x
   x = 10,415,274.14/3,643.41
6. Step 6: Final answer
   x = 2,858.66