Finding the Fourth Proportional to 1,429.83, 1,974.12 and 1,097.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.83 : 1,974.12 = 1,097.67 : x
2. Step 2: Convert to fraction form
   1,429.83/1,974.12 = 1,097.67/x
3. Step 3: Cross multiply
   1,429.83x = 1,974.12 × 1,097.67
4. Step 4: Simplify right side
   1,429.83x = 2,166,932.30
5. Step 5: Solve for x
   x = 2,166,932.30/1,429.83
6. Step 6: Final answer
   x = 1,515.52