Finding the Fourth Proportional to 742,068.96, 1,024,055.49 and 419,772.18

Step by Step Solution

1. Step 1: Write the proportion equation
   742,068.96 : 1,024,055.49 = 419,772.18 : x
2. Step 2: Convert to fraction form
   742,068.96/1,024,055.49 = 419,772.18/x
3. Step 3: Cross multiply
   742,068.96x = 1,024,055.49 × 419,772.18
4. Step 4: Simplify right side
   742,068.96x = 429,870,005,478.27
5. Step 5: Solve for x
   x = 429,870,005,478.27/742,068.96
6. Step 6: Final answer
   x = 579,285.79