Finding the Fourth Proportional to 2,438.61, 3,365.33 and 1,376.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,438.61 : 3,365.33 = 1,376.59 : x
2. Step 2: Convert to fraction form
   2,438.61/3,365.33 = 1,376.59/x
3. Step 3: Cross multiply
   2,438.61x = 3,365.33 × 1,376.59
4. Step 4: Simplify right side
   2,438.61x = 4,632,664.33
5. Step 5: Solve for x
   x = 4,632,664.33/2,438.61
6. Step 6: Final answer
   x = 1,899.72