Finding the Fourth Proportional to 1,284,590.34, 1,772,923.41 and 740,619.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,590.34 : 1,772,923.41 = 740,619.59 : x
2. Step 2: Convert to fraction form
   1,284,590.34/1,772,923.41 = 740,619.59/x
3. Step 3: Cross multiply
   1,284,590.34x = 1,772,923.41 × 740,619.59
4. Step 4: Simplify right side
   1,284,590.34x = 1,313,061,800,150.98
5. Step 5: Solve for x
   x = 1,313,061,800,150.98/1,284,590.34
6. Step 6: Final answer
   x = 1,022,163.84