Finding the Fourth Proportional to 2,377.76, 3,282.72 and 1,538.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.76 : 3,282.72 = 1,538.72 : x
2. Step 2: Convert to fraction form
   2,377.76/3,282.72 = 1,538.72/x
3. Step 3: Cross multiply
   2,377.76x = 3,282.72 × 1,538.72
4. Step 4: Simplify right side
   2,377.76x = 5,051,186.92
5. Step 5: Solve for x
   x = 5,051,186.92/2,377.76
6. Step 6: Final answer
   x = 2,124.35