Finding the Fourth Proportional to 1,422.36, 1,962.86 and 792.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.36 : 1,962.86 = 792.93 : x
2. Step 2: Convert to fraction form
   1,422.36/1,962.86 = 792.93/x
3. Step 3: Cross multiply
   1,422.36x = 1,962.86 × 792.93
4. Step 4: Simplify right side
   1,422.36x = 1,556,410.58
5. Step 5: Solve for x
   x = 1,556,410.58/1,422.36
6. Step 6: Final answer
   x = 1,094.25