Finding the Fourth Proportional to 1,103.99, 1,524.15 and 705.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.99 : 1,524.15 = 705.87 : x
2. Step 2: Convert to fraction form
   1,103.99/1,524.15 = 705.87/x
3. Step 3: Cross multiply
   1,103.99x = 1,524.15 × 705.87
4. Step 4: Simplify right side
   1,103.99x = 1,075,851.76
5. Step 5: Solve for x
   x = 1,075,851.76/1,103.99
6. Step 6: Final answer
   x = 974.52