Finding the Fourth Proportional to 1,468.51, 2,026.43 and 839.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,468.51 : 2,026.43 = 839.05 : x
2. Step 2: Convert to fraction form
   1,468.51/2,026.43 = 839.05/x
3. Step 3: Cross multiply
   1,468.51x = 2,026.43 × 839.05
4. Step 4: Simplify right side
   1,468.51x = 1,700,269.98
5. Step 5: Solve for x
   x = 1,700,269.98/1,468.51
6. Step 6: Final answer
   x = 1,157.82