Finding the Fourth Proportional to 2,991.63, 4,487.82 and 1,017.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,991.63 : 4,487.82 = 1,017.59 : x
2. Step 2: Convert to fraction form
   2,991.63/4,487.82 = 1,017.59/x
3. Step 3: Cross multiply
   2,991.63x = 4,487.82 × 1,017.59
4. Step 4: Simplify right side
   2,991.63x = 4,566,760.75
5. Step 5: Solve for x
   x = 4,566,760.75/2,991.63
6. Step 6: Final answer
   x = 1,526.51