Finding the Fourth Proportional to 2,402,388.69, 3,315,296.61 and 1,314,660.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402,388.69 : 3,315,296.61 = 1,314,660.21 : x
2. Step 2: Convert to fraction form
   2,402,388.69/3,315,296.61 = 1,314,660.21/x
3. Step 3: Cross multiply
   2,402,388.69x = 3,315,296.61 × 1,314,660.21
4. Step 4: Simplify right side
   2,402,388.69x = 4,358,488,537,514.89
5. Step 5: Solve for x
   x = 4,358,488,537,514.89/2,402,388.69
6. Step 6: Final answer
   x = 1,814,231.21