Finding the Fourth Proportional to 2,507.31, 3,761.01 and 775.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507.31 : 3,761.01 = 775.98 : x
2. Step 2: Convert to fraction form
   2,507.31/3,761.01 = 775.98/x
3. Step 3: Cross multiply
   2,507.31x = 3,761.01 × 775.98
4. Step 4: Simplify right side
   2,507.31x = 2,918,468.54
5. Step 5: Solve for x
   x = 2,918,468.54/2,507.31
6. Step 6: Final answer
   x = 1,163.98