Finding the Fourth Proportional to 1,460.82, 2,015.61 and 988.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,460.82 : 2,015.61 = 988.79 : x
2. Step 2: Convert to fraction form
   1,460.82/2,015.61 = 988.79/x
3. Step 3: Cross multiply
   1,460.82x = 2,015.61 × 988.79
4. Step 4: Simplify right side
   1,460.82x = 1,993,004.93
5. Step 5: Solve for x
   x = 1,993,004.93/1,460.82
6. Step 6: Final answer
   x = 1,364.31