Finding the Fourth Proportional to 2,386,404, 3,293,244 and 1,313,316

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386,404 : 3,293,244 = 1,313,316 : x
2. Step 2: Convert to fraction form
   2,386,404/3,293,244 = 1,313,316/x
3. Step 3: Cross multiply
   2,386,404x = 3,293,244 × 1,313,316
4. Step 4: Simplify right side
   2,386,404x = 4,325,070,037,104
5. Step 5: Solve for x
   x = 4,325,070,037,104/2,386,404
6. Step 6: Final answer
   x = 1,812,379.65