Finding the Fourth Proportional to 1,082,613.59, 1,620,684.93 and 654,854.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,082,613.59 : 1,620,684.93 = 654,854.88 : x
2. Step 2: Convert to fraction form
   1,082,613.59/1,620,684.93 = 654,854.88/x
3. Step 3: Cross multiply
   1,082,613.59x = 1,620,684.93 × 654,854.88
4. Step 4: Simplify right side
   1,082,613.59x = 1,061,313,435,352.96
5. Step 5: Solve for x
   x = 1,061,313,435,352.96/1,082,613.59
6. Step 6: Final answer
   x = 980,325.25