Finding the Fourth Proportional to 1,468.18, 2,026.26 and 838.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,468.18 : 2,026.26 = 838.81 : x
2. Step 2: Convert to fraction form
   1,468.18/2,026.26 = 838.81/x
3. Step 3: Cross multiply
   1,468.18x = 2,026.26 × 838.81
4. Step 4: Simplify right side
   1,468.18x = 1,699,647.15
5. Step 5: Solve for x
   x = 1,699,647.15/1,468.18
6. Step 6: Final answer
   x = 1,157.66