Finding the Fourth Proportional to 2,456,788.43, 3,390,089.81 and 1,424,082.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456,788.43 : 3,390,089.81 = 1,424,082.80 : x
2. Step 2: Convert to fraction form
   2,456,788.43/3,390,089.81 = 1,424,082.80/x
3. Step 3: Cross multiply
   2,456,788.43x = 3,390,089.81 × 1,424,082.80
4. Step 4: Simplify right side
   2,456,788.43x = 4,827,768,600,911.70
5. Step 5: Solve for x
   x = 4,827,768,600,911.70/2,456,788.43
6. Step 6: Final answer
   x = 1,965,072.99