Finding the Fourth Proportional to 1,796,452.83, 2,478,516.17 and 1,280,288.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796,452.83 : 2,478,516.17 = 1,280,288.03 : x
2. Step 2: Convert to fraction form
   1,796,452.83/2,478,516.17 = 1,280,288.03/x
3. Step 3: Cross multiply
   1,796,452.83x = 2,478,516.17 × 1,280,288.03
4. Step 4: Simplify right side
   1,796,452.83x = 3,173,214,565,818.42
5. Step 5: Solve for x
   x = 3,173,214,565,818.42/1,796,452.83
6. Step 6: Final answer
   x = 1,766,377.89