Finding the Fourth Proportional to 2,602.67, 3,903.82 and 1,141.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,602.67 : 3,903.82 = 1,141.31 : x
2. Step 2: Convert to fraction form
   2,602.67/3,903.82 = 1,141.31/x
3. Step 3: Cross multiply
   2,602.67x = 3,903.82 × 1,141.31
4. Step 4: Simplify right side
   2,602.67x = 4,455,475.71
5. Step 5: Solve for x
   x = 4,455,475.71/2,602.67
6. Step 6: Final answer
   x = 1,711.89