Finding the Fourth Proportional to 769,185.69, 1,061,216.33 and 446,630.52

Step by Step Solution

1. Step 1: Write the proportion equation
   769,185.69 : 1,061,216.33 = 446,630.52 : x
2. Step 2: Convert to fraction form
   769,185.69/1,061,216.33 = 446,630.52/x
3. Step 3: Cross multiply
   769,185.69x = 1,061,216.33 × 446,630.52
4. Step 4: Simplify right side
   769,185.69x = 473,971,599,067.24
5. Step 5: Solve for x
   x = 473,971,599,067.24/769,185.69
6. Step 6: Final answer
   x = 616,199.19