Finding the Fourth Proportional to 2,429,375.27, 3,643,689.27 and 810,172.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429,375.27 : 3,643,689.27 = 810,172.40 : x
2. Step 2: Convert to fraction form
   2,429,375.27/3,643,689.27 = 810,172.40/x
3. Step 3: Cross multiply
   2,429,375.27x = 3,643,689.27 × 810,172.40
4. Step 4: Simplify right side
   2,429,375.27x = 2,952,016,476,679.29
5. Step 5: Solve for x
   x = 2,952,016,476,679.29/2,429,375.27
6. Step 6: Final answer
   x = 1,215,133.99