Finding the Fourth Proportional to 2,828,448.28, 4,243,200.18 and 936,521.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,828,448.28 : 4,243,200.18 = 936,521.56 : x
2. Step 2: Convert to fraction form
   2,828,448.28/4,243,200.18 = 936,521.56/x
3. Step 3: Cross multiply
   2,828,448.28x = 4,243,200.18 × 936,521.56
4. Step 4: Simplify right side
   2,828,448.28x = 3,973,848,451,965.88
5. Step 5: Solve for x
   x = 3,973,848,451,965.88/2,828,448.28
6. Step 6: Final answer
   x = 1,404,957.09