Finding the Fourth Proportional to 2,122,274.30, 2,928,756.25 and 1,155,411.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,122,274.30 : 2,928,756.25 = 1,155,411.32 : x
2. Step 2: Convert to fraction form
   2,122,274.30/2,928,756.25 = 1,155,411.32/x
3. Step 3: Cross multiply
   2,122,274.30x = 2,928,756.25 × 1,155,411.32
4. Step 4: Simplify right side
   2,122,274.30x = 3,383,918,107,238.44
5. Step 5: Solve for x
   x = 3,383,918,107,238.44/2,122,274.30
6. Step 6: Final answer
   x = 1,594,477.26