Finding the Fourth Proportional to 801,564.93, 1,105,627.59 and 515,447.01

Step by Step Solution

1. Step 1: Write the proportion equation
   801,564.93 : 1,105,627.59 = 515,447.01 : x
2. Step 2: Convert to fraction form
   801,564.93/1,105,627.59 = 515,447.01/x
3. Step 3: Cross multiply
   801,564.93x = 1,105,627.59 × 515,447.01
4. Step 4: Simplify right side
   801,564.93x = 569,892,435,439.01
5. Step 5: Solve for x
   x = 569,892,435,439.01/801,564.93
6. Step 6: Final answer
   x = 710,974.76