Finding the Fourth Proportional to 1,103.40, 1,653.86 and 973.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.40 : 1,653.86 = 973.52 : x
2. Step 2: Convert to fraction form
   1,103.40/1,653.86 = 973.52/x
3. Step 3: Cross multiply
   1,103.40x = 1,653.86 × 973.52
4. Step 4: Simplify right side
   1,103.40x = 1,610,065.79
5. Step 5: Solve for x
   x = 1,610,065.79/1,103.40
6. Step 6: Final answer
   x = 1,459.19