Finding the Fourth Proportional to 2,111,289.54, 2,913,616.89 and 1,144,451.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,289.54 : 2,913,616.89 = 1,144,451.94 : x
2. Step 2: Convert to fraction form
   2,111,289.54/2,913,616.89 = 1,144,451.94/x
3. Step 3: Cross multiply
   2,111,289.54x = 2,913,616.89 × 1,144,451.94
4. Step 4: Simplify right side
   2,111,289.54x = 3,334,494,502,177.27
5. Step 5: Solve for x
   x = 3,334,494,502,177.27/2,111,289.54
6. Step 6: Final answer
   x = 1,579,363.91