Finding the Fourth Proportional to 1,636,072.83, 2,454,461.04 and 815,858.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,636,072.83 : 2,454,461.04 = 815,858.39 : x
2. Step 2: Convert to fraction form
   1,636,072.83/2,454,461.04 = 815,858.39/x
3. Step 3: Cross multiply
   1,636,072.83x = 2,454,461.04 × 815,858.39
4. Step 4: Simplify right side
   1,636,072.83x = 2,002,492,620,139.82
5. Step 5: Solve for x
   x = 2,002,492,620,139.82/1,636,072.83
6. Step 6: Final answer
   x = 1,223,963.01