Finding the Fourth Proportional to 1,028,300.49, 1,419,053.78 and 569,415.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,300.49 : 1,419,053.78 = 569,415.04 : x
2. Step 2: Convert to fraction form
   1,028,300.49/1,419,053.78 = 569,415.04/x
3. Step 3: Cross multiply
   1,028,300.49x = 1,419,053.78 × 569,415.04
4. Step 4: Simplify right side
   1,028,300.49x = 808,030,562,776.75
5. Step 5: Solve for x
   x = 808,030,562,776.75/1,028,300.49
6. Step 6: Final answer
   x = 785,792.26