Finding the Fourth Proportional to 1,808.21, 2,495.31 and 1,062.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,808.21 : 2,495.31 = 1,062.25 : x
2. Step 2: Convert to fraction form
   1,808.21/2,495.31 = 1,062.25/x
3. Step 3: Cross multiply
   1,808.21x = 2,495.31 × 1,062.25
4. Step 4: Simplify right side
   1,808.21x = 2,650,632.83
5. Step 5: Solve for x
   x = 2,650,632.83/1,808.21
6. Step 6: Final answer
   x = 1,465.89