Finding the Fourth Proportional to 1,030.26, 1,536.18 and 1,017.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030.26 : 1,536.18 = 1,017.48 : x
2. Step 2: Convert to fraction form
   1,030.26/1,536.18 = 1,017.48/x
3. Step 3: Cross multiply
   1,030.26x = 1,536.18 × 1,017.48
4. Step 4: Simplify right side
   1,030.26x = 1,563,032.43
5. Step 5: Solve for x
   x = 1,563,032.43/1,030.26
6. Step 6: Final answer
   x = 1,517.12