Finding the Fourth Proportional to 1,919,154.56, 2,647,476.72 and 1,144,238.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919,154.56 : 2,647,476.72 = 1,144,238.88 : x
2. Step 2: Convert to fraction form
   1,919,154.56/2,647,476.72 = 1,144,238.88/x
3. Step 3: Cross multiply
   1,919,154.56x = 2,647,476.72 × 1,144,238.88
4. Step 4: Simplify right side
   1,919,154.56x = 3,029,345,796,918.87
5. Step 5: Solve for x
   x = 3,029,345,796,918.87/1,919,154.56
6. Step 6: Final answer
   x = 1,578,479.33