Finding the Fourth Proportional to 1,164,855.52, 1,607,496.56 and 648,615.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164,855.52 : 1,607,496.56 = 648,615.60 : x
2. Step 2: Convert to fraction form
   1,164,855.52/1,607,496.56 = 648,615.60/x
3. Step 3: Cross multiply
   1,164,855.52x = 1,607,496.56 × 648,615.60
4. Step 4: Simplify right side
   1,164,855.52x = 1,042,647,345,762.34
5. Step 5: Solve for x
   x = 1,042,647,345,762.34/1,164,855.52
6. Step 6: Final answer
   x = 895,087.27