Finding the Fourth Proportional to 1,036,665.55, 1,555,209.72 and 587,586.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,665.55 : 1,555,209.72 = 587,586.97 : x
2. Step 2: Convert to fraction form
   1,036,665.55/1,555,209.72 = 587,586.97/x
3. Step 3: Cross multiply
   1,036,665.55x = 1,555,209.72 × 587,586.97
4. Step 4: Simplify right side
   1,036,665.55x = 913,820,967,089.35
5. Step 5: Solve for x
   x = 913,820,967,089.35/1,036,665.55
6. Step 6: Final answer
   x = 881,500.27