Finding the Fourth Proportional to 2,111,291.54, 2,913,619.65 and 1,144,453.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,291.54 : 2,913,619.65 = 1,144,453.94 : x
2. Step 2: Convert to fraction form
   2,111,291.54/2,913,619.65 = 1,144,453.94/x
3. Step 3: Cross multiply
   2,111,291.54x = 2,913,619.65 × 1,144,453.94
4. Step 4: Simplify right side
   2,111,291.54x = 3,334,503,488,103.92
5. Step 5: Solve for x
   x = 3,334,503,488,103.92/2,111,291.54
6. Step 6: Final answer
   x = 1,579,366.67