Finding the Fourth Proportional to 1,061.24, 1,594.30 and 1,017.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.24 : 1,594.30 = 1,017.50 : x
2. Step 2: Convert to fraction form
   1,061.24/1,594.30 = 1,017.50/x
3. Step 3: Cross multiply
   1,061.24x = 1,594.30 × 1,017.50
4. Step 4: Simplify right side
   1,061.24x = 1,622,200.25
5. Step 5: Solve for x
   x = 1,622,200.25/1,061.24
6. Step 6: Final answer
   x = 1,528.59