Finding the Fourth Proportional to 2,321.74, 3,483.16 and 761.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.74 : 3,483.16 = 761.82 : x
2. Step 2: Convert to fraction form
   2,321.74/3,483.16 = 761.82/x
3. Step 3: Cross multiply
   2,321.74x = 3,483.16 × 761.82
4. Step 4: Simplify right side
   2,321.74x = 2,653,540.95
5. Step 5: Solve for x
   x = 2,653,540.95/2,321.74
6. Step 6: Final answer
   x = 1,142.91