Finding the Fourth Proportional to 1,070.52, 1,476.78 and 834.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070.52 : 1,476.78 = 834.04 : x
2. Step 2: Convert to fraction form
   1,070.52/1,476.78 = 834.04/x
3. Step 3: Cross multiply
   1,070.52x = 1,476.78 × 834.04
4. Step 4: Simplify right side
   1,070.52x = 1,231,693.59
5. Step 5: Solve for x
   x = 1,231,693.59/1,070.52
6. Step 6: Final answer
   x = 1,150.56