Finding the Fourth Proportional to 1,017,583.29, 1,404,267.72 and 558,727.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,583.29 : 1,404,267.72 = 558,727.59 : x
2. Step 2: Convert to fraction form
   1,017,583.29/1,404,267.72 = 558,727.59/x
3. Step 3: Cross multiply
   1,017,583.29x = 1,404,267.72 × 558,727.59
4. Step 4: Simplify right side
   1,017,583.29x = 784,603,118,910.40
5. Step 5: Solve for x
   x = 784,603,118,910.40/1,017,583.29
6. Step 6: Final answer
   x = 771,045.60