Finding the Fourth Proportional to 2,109,198.43, 2,910,692.91 and 1,142,328.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,198.43 : 2,910,692.91 = 1,142,328.70 : x
2. Step 2: Convert to fraction form
   2,109,198.43/2,910,692.91 = 1,142,328.70/x
3. Step 3: Cross multiply
   2,109,198.43x = 2,910,692.91 × 1,142,328.70
4. Step 4: Simplify right side
   2,109,198.43x = 3,324,968,047,979.52
5. Step 5: Solve for x
   x = 3,324,968,047,979.52/2,109,198.43
6. Step 6: Final answer
   x = 1,576,413.11