Finding the Fourth Proportional to 3,630.71, 5,009.86 and 2,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.71 : 5,009.86 = 2,058.50 : x
2. Step 2: Convert to fraction form
   3,630.71/5,009.86 = 2,058.50/x
3. Step 3: Cross multiply
   3,630.71x = 5,009.86 × 2,058.50
4. Step 4: Simplify right side
   3,630.71x = 10,312,796.81
5. Step 5: Solve for x
   x = 10,312,796.81/3,630.71
6. Step 6: Final answer
   x = 2,840.44