Finding the Fourth Proportional to 1,443,141.16, 1,991,505.44 and 798,561.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,141.16 : 1,991,505.44 = 798,561.18 : x
2. Step 2: Convert to fraction form
   1,443,141.16/1,991,505.44 = 798,561.18/x
3. Step 3: Cross multiply
   1,443,141.16x = 1,991,505.44 × 798,561.18
4. Step 4: Simplify right side
   1,443,141.16x = 1,590,338,931,647.32
5. Step 5: Solve for x
   x = 1,590,338,931,647.32/1,443,141.16
6. Step 6: Final answer
   x = 1,101,998.18