Finding the Fourth Proportional to 779,231.33, 1,075,328.69 and 435,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   779,231.33 : 1,075,328.69 = 435,072.50 : x
2. Step 2: Convert to fraction form
   779,231.33/1,075,328.69 = 435,072.50/x
3. Step 3: Cross multiply
   779,231.33x = 1,075,328.69 × 435,072.50
4. Step 4: Simplify right side
   779,231.33x = 467,845,933,928.02
5. Step 5: Solve for x
   x = 467,845,933,928.02/779,231.33
6. Step 6: Final answer
   x = 600,394.16