Finding the Fourth Proportional to 2,080,257.72, 2,869,900.72 and 1,264,329.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,257.72 : 2,869,900.72 = 1,264,329.96 : x
2. Step 2: Convert to fraction form
   2,080,257.72/2,869,900.72 = 1,264,329.96/x
3. Step 3: Cross multiply
   2,080,257.72x = 2,869,900.72 × 1,264,329.96
4. Step 4: Simplify right side
   2,080,257.72x = 3,628,501,462,521.57
5. Step 5: Solve for x
   x = 3,628,501,462,521.57/2,080,257.72
6. Step 6: Final answer
   x = 1,744,255.74