Finding the Fourth Proportional to 1,987,064.53, 2,741,992.72 and 1,127,624.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,987,064.53 : 2,741,992.72 = 1,127,624.78 : x
2. Step 2: Convert to fraction form
   1,987,064.53/2,741,992.72 = 1,127,624.78/x
3. Step 3: Cross multiply
   1,987,064.53x = 2,741,992.72 × 1,127,624.78
4. Step 4: Simplify right side
   1,987,064.53x = 3,091,938,941,687.52
5. Step 5: Solve for x
   x = 3,091,938,941,687.52/1,987,064.53
6. Step 6: Final answer
   x = 1,556,033.49