Finding the Fourth Proportional to 1,418,310.81, 1,957,117.98 and 798,105.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,310.81 : 1,957,117.98 = 798,105.15 : x
2. Step 2: Convert to fraction form
   1,418,310.81/1,957,117.98 = 798,105.15/x
3. Step 3: Cross multiply
   1,418,310.81x = 1,957,117.98 × 798,105.15
4. Step 4: Simplify right side
   1,418,310.81x = 1,561,985,938,995.60
5. Step 5: Solve for x
   x = 1,561,985,938,995.60/1,418,310.81
6. Step 6: Final answer
   x = 1,101,300.17