Finding the Fourth Proportional to 1,111.18, 1,668.84 and 1,014.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111.18 : 1,668.84 = 1,014.52 : x
2. Step 2: Convert to fraction form
   1,111.18/1,668.84 = 1,014.52/x
3. Step 3: Cross multiply
   1,111.18x = 1,668.84 × 1,014.52
4. Step 4: Simplify right side
   1,111.18x = 1,693,071.56
5. Step 5: Solve for x
   x = 1,693,071.56/1,111.18
6. Step 6: Final answer
   x = 1,523.67