Finding the Fourth Proportional to 1,662,387.74, 2,493,581.59 and 1,283,860.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,387.74 : 2,493,581.59 = 1,283,860.56 : x
2. Step 2: Convert to fraction form
   1,662,387.74/2,493,581.59 = 1,283,860.56/x
3. Step 3: Cross multiply
   1,662,387.74x = 2,493,581.59 × 1,283,860.56
4. Step 4: Simplify right side
   1,662,387.74x = 3,201,411,067,498.85
5. Step 5: Solve for x
   x = 3,201,411,067,498.85/1,662,387.74
6. Step 6: Final answer
   x = 1,925,790.83