Finding the Fourth Proportional to 1,401,297.91, 2,101,624.27 and 548,389.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401,297.91 : 2,101,624.27 = 548,389.78 : x
2. Step 2: Convert to fraction form
   1,401,297.91/2,101,624.27 = 548,389.78/x
3. Step 3: Cross multiply
   1,401,297.91x = 2,101,624.27 × 548,389.78
4. Step 4: Simplify right side
   1,401,297.91x = 1,152,509,271,067.96
5. Step 5: Solve for x
   x = 1,152,509,271,067.96/1,401,297.91
6. Step 6: Final answer
   x = 822,458.42