Finding the Fourth Proportional to 1,429.34, 1,974.38 and 1,101.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.34 : 1,974.38 = 1,101.87 : x
2. Step 2: Convert to fraction form
   1,429.34/1,974.38 = 1,101.87/x
3. Step 3: Cross multiply
   1,429.34x = 1,974.38 × 1,101.87
4. Step 4: Simplify right side
   1,429.34x = 2,175,504.58
5. Step 5: Solve for x
   x = 2,175,504.58/1,429.34
6. Step 6: Final answer
   x = 1,522.04