Finding the Fourth Proportional to 2,131,755.86, 2,941,990.79 and 1,214,023.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,755.86 : 2,941,990.79 = 1,214,023.83 : x
2. Step 2: Convert to fraction form
   2,131,755.86/2,941,990.79 = 1,214,023.83/x
3. Step 3: Cross multiply
   2,131,755.86x = 2,941,990.79 × 1,214,023.83
4. Step 4: Simplify right side
   2,131,755.86x = 3,571,646,920,630.41
5. Step 5: Solve for x
   x = 3,571,646,920,630.41/2,131,755.86
6. Step 6: Final answer
   x = 1,675,448.39