Finding the Fourth Proportional to 1,404,311.54, 2,106,587.37 and 493,414.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,311.54 : 2,106,587.37 = 493,414.83 : x
2. Step 2: Convert to fraction form
   1,404,311.54/2,106,587.37 = 493,414.83/x
3. Step 3: Cross multiply
   1,404,311.54x = 2,106,587.37 × 493,414.83
4. Step 4: Simplify right side
   1,404,311.54x = 1,039,421,448,123.54
5. Step 5: Solve for x
   x = 1,039,421,448,123.54/1,404,311.54
6. Step 6: Final answer
   x = 740,164.43