Finding the Fourth Proportional to 1,029,061.86, 1,542,768.42 and 489,047.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,029,061.86 : 1,542,768.42 = 489,047.10 : x
2. Step 2: Convert to fraction form
   1,029,061.86/1,542,768.42 = 489,047.10/x
3. Step 3: Cross multiply
   1,029,061.86x = 1,542,768.42 × 489,047.10
4. Step 4: Simplify right side
   1,029,061.86x = 754,486,421,772.58
5. Step 5: Solve for x
   x = 754,486,421,772.58/1,029,061.86
6. Step 6: Final answer
   x = 733,178.88