Finding the Fourth Proportional to 1,422.35, 1,962.86 and 792.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.35 : 1,962.86 = 792.95 : x
2. Step 2: Convert to fraction form
   1,422.35/1,962.86 = 792.95/x
3. Step 3: Cross multiply
   1,422.35x = 1,962.86 × 792.95
4. Step 4: Simplify right side
   1,422.35x = 1,556,445.87
5. Step 5: Solve for x
   x = 1,556,445.87/1,422.35
6. Step 6: Final answer
   x = 1,094.28