Finding the Fourth Proportional to 1,171,773.36, 1,758,185.16 and 540,348.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,773.36 : 1,758,185.16 = 540,348.72 : x
2. Step 2: Convert to fraction form
   1,171,773.36/1,758,185.16 = 540,348.72/x
3. Step 3: Cross multiply
   1,171,773.36x = 1,758,185.16 × 540,348.72
4. Step 4: Simplify right side
   1,171,773.36x = 950,033,100,729.00
5. Step 5: Solve for x
   x = 950,033,100,729.00/1,171,773.36
6. Step 6: Final answer
   x = 810,765.23