Finding the Fourth Proportional to 2,138,144.43, 2,949,520.64 and 1,322,087.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,144.43 : 2,949,520.64 = 1,322,087.25 : x
2. Step 2: Convert to fraction form
   2,138,144.43/2,949,520.64 = 1,322,087.25/x
3. Step 3: Cross multiply
   2,138,144.43x = 2,949,520.64 × 1,322,087.25
4. Step 4: Simplify right side
   2,138,144.43x = 3,899,523,631,755.84
5. Step 5: Solve for x
   x = 3,899,523,631,755.84/2,138,144.43
6. Step 6: Final answer
   x = 1,823,788.69