Finding the Fourth Proportional to 2,572,389.39, 3,860,078.78 and 1,152,445.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572,389.39 : 3,860,078.78 = 1,152,445.48 : x
2. Step 2: Convert to fraction form
   2,572,389.39/3,860,078.78 = 1,152,445.48/x
3. Step 3: Cross multiply
   2,572,389.39x = 3,860,078.78 × 1,152,445.48
4. Step 4: Simplify right side
   2,572,389.39x = 4,448,530,327,042.49
5. Step 5: Solve for x
   x = 4,448,530,327,042.49/2,572,389.39
6. Step 6: Final answer
   x = 1,729,337.85