Finding the Fourth Proportional to 1,264.33, 1,895.55 and 534.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264.33 : 1,895.55 = 534.25 : x
2. Step 2: Convert to fraction form
   1,264.33/1,895.55 = 534.25/x
3. Step 3: Cross multiply
   1,264.33x = 1,895.55 × 534.25
4. Step 4: Simplify right side
   1,264.33x = 1,012,697.59
5. Step 5: Solve for x
   x = 1,012,697.59/1,264.33
6. Step 6: Final answer
   x = 800.98