Finding the Fourth Proportional to 1,111.50, 1,534.56 and 719.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111.50 : 1,534.56 = 719.26 : x
2. Step 2: Convert to fraction form
   1,111.50/1,534.56 = 719.26/x
3. Step 3: Cross multiply
   1,111.50x = 1,534.56 × 719.26
4. Step 4: Simplify right side
   1,111.50x = 1,103,747.63
5. Step 5: Solve for x
   x = 1,103,747.63/1,111.50
6. Step 6: Final answer
   x = 993.03