Finding the Fourth Proportional to 1,105.38, 1,526.46 and 713.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.38 : 1,526.46 = 713.10 : x
2. Step 2: Convert to fraction form
   1,105.38/1,526.46 = 713.10/x
3. Step 3: Cross multiply
   1,105.38x = 1,526.46 × 713.10
4. Step 4: Simplify right side
   1,105.38x = 1,088,518.63
5. Step 5: Solve for x
   x = 1,088,518.63/1,105.38
6. Step 6: Final answer
   x = 984.75