Finding the Fourth Proportional to 2,111,078.94, 2,913,558.74 and 1,180,838.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,078.94 : 2,913,558.74 = 1,180,838.39 : x
2. Step 2: Convert to fraction form
   2,111,078.94/2,913,558.74 = 1,180,838.39/x
3. Step 3: Cross multiply
   2,111,078.94x = 2,913,558.74 × 1,180,838.39
4. Step 4: Simplify right side
   2,111,078.94x = 3,440,441,991,240.04
5. Step 5: Solve for x
   x = 3,440,441,991,240.04/2,111,078.94
6. Step 6: Final answer
   x = 1,629,707.88