Finding the Fourth Proportional to 1,083,046.72, 1,623,079.68 and 922,290.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083,046.72 : 1,623,079.68 = 922,290.88 : x
2. Step 2: Convert to fraction form
   1,083,046.72/1,623,079.68 = 922,290.88/x
3. Step 3: Cross multiply
   1,083,046.72x = 1,623,079.68 × 922,290.88
4. Step 4: Simplify right side
   1,083,046.72x = 1,496,951,586,377.32
5. Step 5: Solve for x
   x = 1,496,951,586,377.32/1,083,046.72
6. Step 6: Final answer
   x = 1,382,167.14