Finding the Fourth Proportional to 2,390,492, 3,298,878.96 and 1,317,404

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,492 : 3,298,878.96 = 1,317,404 : x
2. Step 2: Convert to fraction form
   2,390,492/3,298,878.96 = 1,317,404/x
3. Step 3: Cross multiply
   2,390,492x = 3,298,878.96 × 1,317,404
4. Step 4: Simplify right side
   2,390,492x = 4,345,956,337,419.84
5. Step 5: Solve for x
   x = 4,345,956,337,419.84/2,390,492
6. Step 6: Final answer
   x = 1,818,017.52