Finding the Fourth Proportional to 3,875.28, 5,814.56 and 1,872.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,875.28 : 5,814.56 = 1,872.96 : x
2. Step 2: Convert to fraction form
   3,875.28/5,814.56 = 1,872.96/x
3. Step 3: Cross multiply
   3,875.28x = 5,814.56 × 1,872.96
4. Step 4: Simplify right side
   3,875.28x = 10,890,428.93
5. Step 5: Solve for x
   x = 10,890,428.93/3,875.28
6. Step 6: Final answer
   x = 2,810.23