Finding the Fourth Proportional to 1,095.86, 1,650.61 and 999.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095.86 : 1,650.61 = 999.07 : x
2. Step 2: Convert to fraction form
   1,095.86/1,650.61 = 999.07/x
3. Step 3: Cross multiply
   1,095.86x = 1,650.61 × 999.07
4. Step 4: Simplify right side
   1,095.86x = 1,649,068.31
5. Step 5: Solve for x
   x = 1,649,068.31/1,095.86
6. Step 6: Final answer
   x = 1,504.81