Finding the Fourth Proportional to 2,632.96, 3,946.74 and 1,900.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.96 : 3,946.74 = 1,900.72 : x
2. Step 2: Convert to fraction form
   2,632.96/3,946.74 = 1,900.72/x
3. Step 3: Cross multiply
   2,632.96x = 3,946.74 × 1,900.72
4. Step 4: Simplify right side
   2,632.96x = 7,501,647.65
5. Step 5: Solve for x
   x = 7,501,647.65/2,632.96
6. Step 6: Final answer
   x = 2,849.13