Finding the Fourth Proportional to 978,508.22, 1,466,345.77 and 674,590.42

Step by Step Solution

1. Step 1: Write the proportion equation
   978,508.22 : 1,466,345.77 = 674,590.42 : x
2. Step 2: Convert to fraction form
   978,508.22/1,466,345.77 = 674,590.42/x
3. Step 3: Cross multiply
   978,508.22x = 1,466,345.77 × 674,590.42
4. Step 4: Simplify right side
   978,508.22x = 989,182,808,849.52
5. Step 5: Solve for x
   x = 989,182,808,849.52/978,508.22
6. Step 6: Final answer
   x = 1,010,909.04