Finding the Fourth Proportional to 1,065,141.44, 1,469,906.88 and 581,720.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,141.44 : 1,469,906.88 = 581,720.72 : x
2. Step 2: Convert to fraction form
   1,065,141.44/1,469,906.88 = 581,720.72/x
3. Step 3: Cross multiply
   1,065,141.44x = 1,469,906.88 × 581,720.72
4. Step 4: Simplify right side
   1,065,141.44x = 855,075,288,566.55
5. Step 5: Solve for x
   x = 855,075,288,566.55/1,065,141.44
6. Step 6: Final answer
   x = 802,780.98