Finding the Fourth Proportional to 1,059.84, 1,588.82 and 504.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.84 : 1,588.82 = 504.20 : x
2. Step 2: Convert to fraction form
   1,059.84/1,588.82 = 504.20/x
3. Step 3: Cross multiply
   1,059.84x = 1,588.82 × 504.20
4. Step 4: Simplify right side
   1,059.84x = 801,084.50
5. Step 5: Solve for x
   x = 801,084.50/1,059.84
6. Step 6: Final answer
   x = 755.85