Finding the Fourth Proportional to 3,242.72, 4,864.56 and 1,050.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,242.72 : 4,864.56 = 1,050.88 : x
2. Step 2: Convert to fraction form
   3,242.72/4,864.56 = 1,050.88/x
3. Step 3: Cross multiply
   3,242.72x = 4,864.56 × 1,050.88
4. Step 4: Simplify right side
   3,242.72x = 5,112,068.81
5. Step 5: Solve for x
   x = 5,112,068.81/3,242.72
6. Step 6: Final answer
   x = 1,576.48