Finding the Fourth Proportional to 1,425.60, 1,967.22 and 796.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425.60 : 1,967.22 = 796.10 : x
2. Step 2: Convert to fraction form
   1,425.60/1,967.22 = 796.10/x
3. Step 3: Cross multiply
   1,425.60x = 1,967.22 × 796.10
4. Step 4: Simplify right side
   1,425.60x = 1,566,094.01
5. Step 5: Solve for x
   x = 1,566,094.01/1,425.60
6. Step 6: Final answer
   x = 1,098.55