Finding the Fourth Proportional to 748,424.79, 1,032,826.62 and 404,260.72

Step by Step Solution

1. Step 1: Write the proportion equation
   748,424.79 : 1,032,826.62 = 404,260.72 : x
2. Step 2: Convert to fraction form
   748,424.79/1,032,826.62 = 404,260.72/x
3. Step 3: Cross multiply
   748,424.79x = 1,032,826.62 × 404,260.72
4. Step 4: Simplify right side
   748,424.79x = 417,531,233,036.37
5. Step 5: Solve for x
   x = 417,531,233,036.37/748,424.79
6. Step 6: Final answer
   x = 557,880.01