Finding the Fourth Proportional to 1,334.01, 1,840.94 and 810.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.01 : 1,840.94 = 810.07 : x
2. Step 2: Convert to fraction form
   1,334.01/1,840.94 = 810.07/x
3. Step 3: Cross multiply
   1,334.01x = 1,840.94 × 810.07
4. Step 4: Simplify right side
   1,334.01x = 1,491,290.27
5. Step 5: Solve for x
   x = 1,491,290.27/1,334.01
6. Step 6: Final answer
   x = 1,117.90