Finding the Fourth Proportional to 2,011.56, 3,016.51 and 761.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.56 : 3,016.51 = 761.94 : x
2. Step 2: Convert to fraction form
   2,011.56/3,016.51 = 761.94/x
3. Step 3: Cross multiply
   2,011.56x = 3,016.51 × 761.94
4. Step 4: Simplify right side
   2,011.56x = 2,298,395.82
5. Step 5: Solve for x
   x = 2,298,395.82/2,011.56
6. Step 6: Final answer
   x = 1,142.59