Finding the Fourth Proportional to 1,017,945.27, 1,404,449.37 and 588,068.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,945.27 : 1,404,449.37 = 588,068.55 : x
2. Step 2: Convert to fraction form
   1,017,945.27/1,404,449.37 = 588,068.55/x
3. Step 3: Cross multiply
   1,017,945.27x = 1,404,449.37 × 588,068.55
4. Step 4: Simplify right side
   1,017,945.27x = 825,912,504,564.31
5. Step 5: Solve for x
   x = 825,912,504,564.31/1,017,945.27
6. Step 6: Final answer
   x = 811,352.56