Finding the Fourth Proportional to 1,036,715.55, 1,555,284.72 and 587,636.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,715.55 : 1,555,284.72 = 587,636.97 : x
2. Step 2: Convert to fraction form
   1,036,715.55/1,555,284.72 = 587,636.97/x
3. Step 3: Cross multiply
   1,036,715.55x = 1,555,284.72 × 587,636.97
4. Step 4: Simplify right side
   1,036,715.55x = 913,942,800,348.10
5. Step 5: Solve for x
   x = 913,942,800,348.10/1,036,715.55
6. Step 6: Final answer
   x = 881,575.28