Finding the Fourth Proportional to 1,557,454.32, 2,336,166.72 and 492,496.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,557,454.32 : 2,336,166.72 = 492,496.56 : x
2. Step 2: Convert to fraction form
   1,557,454.32/2,336,166.72 = 492,496.56/x
3. Step 3: Cross multiply
   1,557,454.32x = 2,336,166.72 × 492,496.56
4. Step 4: Simplify right side
   1,557,454.32x = 1,150,554,073,186.48
5. Step 5: Solve for x
   x = 1,150,554,073,186.48/1,557,454.32
6. Step 6: Final answer
   x = 738,740.17