Finding the Fourth Proportional to 2,479,862.92, 3,422,021.89 and 1,391,924.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,479,862.92 : 3,422,021.89 = 1,391,924.31 : x
2. Step 2: Convert to fraction form
   2,479,862.92/3,422,021.89 = 1,391,924.31/x
3. Step 3: Cross multiply
   2,479,862.92x = 3,422,021.89 × 1,391,924.31
4. Step 4: Simplify right side
   2,479,862.92x = 4,763,195,453,597.55
5. Step 5: Solve for x
   x = 4,763,195,453,597.55/2,479,862.92
6. Step 6: Final answer
   x = 1,920,749.50