Finding the Fourth Proportional to 2,422,229.54, 3,343,160.89 and 1,390,434.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422,229.54 : 3,343,160.89 = 1,390,434.91 : x
2. Step 2: Convert to fraction form
   2,422,229.54/3,343,160.89 = 1,390,434.91/x
3. Step 3: Cross multiply
   2,422,229.54x = 3,343,160.89 × 1,390,434.91
4. Step 4: Simplify right side
   2,422,229.54x = 4,648,447,623,388.09
5. Step 5: Solve for x
   x = 4,648,447,623,388.09/2,422,229.54
6. Step 6: Final answer
   x = 1,919,078.08