Finding the Fourth Proportional to 1,434.62, 2,152.60 and 1,045.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.62 : 2,152.60 = 1,045.02 : x
2. Step 2: Convert to fraction form
   1,434.62/2,152.60 = 1,045.02/x
3. Step 3: Cross multiply
   1,434.62x = 2,152.60 × 1,045.02
4. Step 4: Simplify right side
   1,434.62x = 2,249,510.05
5. Step 5: Solve for x
   x = 2,249,510.05/1,434.62
6. Step 6: Final answer
   x = 1,568.02