Finding the Fourth Proportional to 1,110,826.48, 1,665,895.32 and 400,762.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,110,826.48 : 1,665,895.32 = 400,762.24 : x
2. Step 2: Convert to fraction form
   1,110,826.48/1,665,895.32 = 400,762.24/x
3. Step 3: Cross multiply
   1,110,826.48x = 1,665,895.32 × 400,762.24
4. Step 4: Simplify right side
   1,110,826.48x = 667,627,940,048.72
5. Step 5: Solve for x
   x = 667,627,940,048.72/1,110,826.48
6. Step 6: Final answer
   x = 601,019.11