Finding the Fourth Proportional to 2,138,144.37, 2,949,520.56 and 1,322,087.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,144.37 : 2,949,520.56 = 1,322,087.19 : x
2. Step 2: Convert to fraction form
   2,138,144.37/2,949,520.56 = 1,322,087.19/x
3. Step 3: Cross multiply
   2,138,144.37x = 2,949,520.56 × 1,322,087.19
4. Step 4: Simplify right side
   2,138,144.37x = 3,899,523,327,659.59
5. Step 5: Solve for x
   x = 3,899,523,327,659.59/2,138,144.37
6. Step 6: Final answer
   x = 1,823,788.60