Finding the Fourth Proportional to 2,429,398.80, 3,643,724.48 and 810,196.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429,398.80 : 3,643,724.48 = 810,196.08 : x
2. Step 2: Convert to fraction form
   2,429,398.80/3,643,724.48 = 810,196.08/x
3. Step 3: Cross multiply
   2,429,398.80x = 3,643,724.48 × 810,196.08
4. Step 4: Simplify right side
   2,429,398.80x = 2,952,131,290,296.04
5. Step 5: Solve for x
   x = 2,952,131,290,296.04/2,429,398.80
6. Step 6: Final answer
   x = 1,215,169.49