Finding the Fourth Proportional to 2,419,432.48, 3,629,158.22 and 980,143.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419,432.48 : 3,629,158.22 = 980,143.10 : x
2. Step 2: Convert to fraction form
   2,419,432.48/3,629,158.22 = 980,143.10/x
3. Step 3: Cross multiply
   2,419,432.48x = 3,629,158.22 × 980,143.10
4. Step 4: Simplify right side
   2,419,432.48x = 3,557,094,388,141.28
5. Step 5: Solve for x
   x = 3,557,094,388,141.28/2,419,432.48
6. Step 6: Final answer
   x = 1,470,218.50