Finding the Fourth Proportional to 1,613,017.99, 2,419,878.12 and 491,057.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613,017.99 : 2,419,878.12 = 491,057.83 : x
2. Step 2: Convert to fraction form
   1,613,017.99/2,419,878.12 = 491,057.83/x
3. Step 3: Cross multiply
   1,613,017.99x = 2,419,878.12 × 491,057.83
4. Step 4: Simplify right side
   1,613,017.99x = 1,188,300,098,471.68
5. Step 5: Solve for x
   x = 1,188,300,098,471.68/1,613,017.99
6. Step 6: Final answer
   x = 736,693.64