Finding the Fourth Proportional to 2,635,853.40, 3,949,266.71 and 1,438,615.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,635,853.40 : 3,949,266.71 = 1,438,615.82 : x
2. Step 2: Convert to fraction form
   2,635,853.40/3,949,266.71 = 1,438,615.82/x
3. Step 3: Cross multiply
   2,635,853.40x = 3,949,266.71 × 1,438,615.82
4. Step 4: Simplify right side
   2,635,853.40x = 5,681,477,579,875.06
5. Step 5: Solve for x
   x = 5,681,477,579,875.06/2,635,853.40
6. Step 6: Final answer
   x = 2,155,460.38