Finding the Fourth Proportional to 1,131,072.58, 1,696,075.78 and 410,906.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,072.58 : 1,696,075.78 = 410,906.37 : x
2. Step 2: Convert to fraction form
   1,131,072.58/1,696,075.78 = 410,906.37/x
3. Step 3: Cross multiply
   1,131,072.58x = 1,696,075.78 × 410,906.37
4. Step 4: Simplify right side
   1,131,072.58x = 696,928,342,004.72
5. Step 5: Solve for x
   x = 696,928,342,004.72/1,131,072.58
6. Step 6: Final answer
   x = 616,165.89