Finding the Fourth Proportional to 959,109.21, 1,323,570.83 and 529,389.45

Step by Step Solution

1. Step 1: Write the proportion equation
   959,109.21 : 1,323,570.83 = 529,389.45 : x
2. Step 2: Convert to fraction form
   959,109.21/1,323,570.83 = 529,389.45/x
3. Step 3: Cross multiply
   959,109.21x = 1,323,570.83 × 529,389.45
4. Step 4: Simplify right side
   959,109.21x = 700,684,431,082.80
5. Step 5: Solve for x
   x = 700,684,431,082.80/959,109.21
6. Step 6: Final answer
   x = 730,557.50