Finding the Fourth Proportional to 1,556,560.80, 2,333,091.60 and 798,109.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,560.80 : 2,333,091.60 = 798,109.20 : x
2. Step 2: Convert to fraction form
   1,556,560.80/2,333,091.60 = 798,109.20/x
3. Step 3: Cross multiply
   1,556,560.80x = 2,333,091.60 × 798,109.20
4. Step 4: Simplify right side
   1,556,560.80x = 1,862,061,870,402.72
5. Step 5: Solve for x
   x = 1,862,061,870,402.72/1,556,560.80
6. Step 6: Final answer
   x = 1,196,266.71