Finding the Fourth Proportional to 801,429.75, 1,105,973.06 and 461,919.87

Step by Step Solution

1. Step 1: Write the proportion equation
   801,429.75 : 1,105,973.06 = 461,919.87 : x
2. Step 2: Convert to fraction form
   801,429.75/1,105,973.06 = 461,919.87/x
3. Step 3: Cross multiply
   801,429.75x = 1,105,973.06 × 461,919.87
4. Step 4: Simplify right side
   801,429.75x = 510,870,929,789.10
5. Step 5: Solve for x
   x = 510,870,929,789.10/801,429.75
6. Step 6: Final answer
   x = 637,449.42