Finding the Fourth Proportional to 1,517,081.31, 2,274,860.16 and 505,845.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517,081.31 : 2,274,860.16 = 505,845.32 : x
2. Step 2: Convert to fraction form
   1,517,081.31/2,274,860.16 = 505,845.32/x
3. Step 3: Cross multiply
   1,517,081.31x = 2,274,860.16 × 505,845.32
4. Step 4: Simplify right side
   1,517,081.31x = 1,150,727,354,216.15
5. Step 5: Solve for x
   x = 1,150,727,354,216.15/1,517,081.31
6. Step 6: Final answer
   x = 758,513.96