Finding the Fourth Proportional to 2,925,507.99, 4,388,681.77 and 903,928.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,925,507.99 : 4,388,681.77 = 903,928.42 : x
2. Step 2: Convert to fraction form
   2,925,507.99/4,388,681.77 = 903,928.42/x
3. Step 3: Cross multiply
   2,925,507.99x = 4,388,681.77 × 903,928.42
4. Step 4: Simplify right side
   2,925,507.99x = 3,967,054,165,007.38
5. Step 5: Solve for x
   x = 3,967,054,165,007.38/2,925,507.99
6. Step 6: Final answer
   x = 1,356,022.33