Finding the Fourth Proportional to 2,491,532.72, 3,737,003.81 and 808,636.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491,532.72 : 3,737,003.81 = 808,636.22 : x
2. Step 2: Convert to fraction form
   2,491,532.72/3,737,003.81 = 808,636.22/x
3. Step 3: Cross multiply
   2,491,532.72x = 3,737,003.81 × 808,636.22
4. Step 4: Simplify right side
   2,491,532.72x = 3,021,876,612,315.80
5. Step 5: Solve for x
   x = 3,021,876,612,315.80/2,491,532.72
6. Step 6: Final answer
   x = 1,212,858.49