Finding the Fourth Proportional to 3,761.30, 5,191.72 and 2,434.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,761.30 : 5,191.72 = 2,434.98 : x
2. Step 2: Convert to fraction form
   3,761.30/5,191.72 = 2,434.98/x
3. Step 3: Cross multiply
   3,761.30x = 5,191.72 × 2,434.98
4. Step 4: Simplify right side
   3,761.30x = 12,641,734.37
5. Step 5: Solve for x
   x = 12,641,734.37/3,761.30
6. Step 6: Final answer
   x = 3,361.00