Finding the Fourth Proportional to 1,444,053.78, 2,166,412.86 and 484,636.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444,053.78 : 2,166,412.86 = 484,636.71 : x
2. Step 2: Convert to fraction form
   1,444,053.78/2,166,412.86 = 484,636.71/x
3. Step 3: Cross multiply
   1,444,053.78x = 2,166,412.86 × 484,636.71
4. Step 4: Simplify right side
   1,444,053.78x = 1,049,923,200,972.09
5. Step 5: Solve for x
   x = 1,049,923,200,972.09/1,444,053.78
6. Step 6: Final answer
   x = 727,066.55