Finding the Fourth Proportional to 1,097,667.10, 1,647,537.45 and 677,763.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097,667.10 : 1,647,537.45 = 677,763.10 : x
2. Step 2: Convert to fraction form
   1,097,667.10/1,647,537.45 = 677,763.10/x
3. Step 3: Cross multiply
   1,097,667.10x = 1,647,537.45 × 677,763.10
4. Step 4: Simplify right side
   1,097,667.10x = 1,116,640,089,478.10
5. Step 5: Solve for x
   x = 1,116,640,089,478.10/1,097,667.10
6. Step 6: Final answer
   x = 1,017,284.83