Finding the Fourth Proportional to 1,068.86, 1,592.73 and 959.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.86 : 1,592.73 = 959.85 : x
2. Step 2: Convert to fraction form
   1,068.86/1,592.73 = 959.85/x
3. Step 3: Cross multiply
   1,068.86x = 1,592.73 × 959.85
4. Step 4: Simplify right side
   1,068.86x = 1,528,781.89
5. Step 5: Solve for x
   x = 1,528,781.89/1,068.86
6. Step 6: Final answer
   x = 1,430.29