Finding the Fourth Proportional to 1,445,689.86, 1,995,063.74 and 801,120.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,689.86 : 1,995,063.74 = 801,120.83 : x
2. Step 2: Convert to fraction form
   1,445,689.86/1,995,063.74 = 801,120.83/x
3. Step 3: Cross multiply
   1,445,689.86x = 1,995,063.74 × 801,120.83
4. Step 4: Simplify right side
   1,445,689.86x = 1,598,287,105,310.78
5. Step 5: Solve for x
   x = 1,598,287,105,310.78/1,445,689.86
6. Step 6: Final answer
   x = 1,105,553.24