Finding the Fourth Proportional to 805,950.72, 1,112,176.91 and 443,351.59

Step by Step Solution

1. Step 1: Write the proportion equation
   805,950.72 : 1,112,176.91 = 443,351.59 : x
2. Step 2: Convert to fraction form
   805,950.72/1,112,176.91 = 443,351.59/x
3. Step 3: Cross multiply
   805,950.72x = 1,112,176.91 × 443,351.59
4. Step 4: Simplify right side
   805,950.72x = 493,085,399,737.72
5. Step 5: Solve for x
   x = 493,085,399,737.72/805,950.72
6. Step 6: Final answer
   x = 611,805.89