Finding the Fourth Proportional to 2,762.86, 3,812.64 and 1,503.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,762.86 : 3,812.64 = 1,503.89 : x
2. Step 2: Convert to fraction form
   2,762.86/3,812.64 = 1,503.89/x
3. Step 3: Cross multiply
   2,762.86x = 3,812.64 × 1,503.89
4. Step 4: Simplify right side
   2,762.86x = 5,733,804.18
5. Step 5: Solve for x
   x = 5,733,804.18/2,762.86
6. Step 6: Final answer
   x = 2,075.32