Finding the Fourth Proportional to 802,323.09, 1,107,327.81 and 512,059.89

Step by Step Solution

1. Step 1: Write the proportion equation
   802,323.09 : 1,107,327.81 = 512,059.89 : x
2. Step 2: Convert to fraction form
   802,323.09/1,107,327.81 = 512,059.89/x
3. Step 3: Cross multiply
   802,323.09x = 1,107,327.81 × 512,059.89
4. Step 4: Simplify right side
   802,323.09x = 567,018,156,582.54
5. Step 5: Solve for x
   x = 567,018,156,582.54/802,323.09
6. Step 6: Final answer
   x = 706,720.48