Finding the Fourth Proportional to 1,007,689.86, 1,504,162.13 and 888,119.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,689.86 : 1,504,162.13 = 888,119.82 : x
2. Step 2: Convert to fraction form
   1,007,689.86/1,504,162.13 = 888,119.82/x
3. Step 3: Cross multiply
   1,007,689.86x = 1,504,162.13 × 888,119.82
4. Step 4: Simplify right side
   1,007,689.86x = 1,335,876,195,705.82
5. Step 5: Solve for x
   x = 1,335,876,195,705.82/1,007,689.86
6. Step 6: Final answer
   x = 1,325,681.89