Finding the Fourth Proportional to 1,165,300.58, 1,607,679.42 and 1,163,504.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,165,300.58 : 1,607,679.42 = 1,163,504.50 : x
2. Step 2: Convert to fraction form
   1,165,300.58/1,607,679.42 = 1,163,504.50/x
3. Step 3: Cross multiply
   1,165,300.58x = 1,607,679.42 × 1,163,504.50
4. Step 4: Simplify right side
   1,165,300.58x = 1,870,542,243,660.60
5. Step 5: Solve for x
   x = 1,870,542,243,660.60/1,165,300.58
6. Step 6: Final answer
   x = 1,605,201.51