Finding the Fourth Proportional to 1,962, 2,939.34 and 1,412.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962 : 2,939.34 = 1,412.82 : x
2. Step 2: Convert to fraction form
   1,962/2,939.34 = 1,412.82/x
3. Step 3: Cross multiply
   1,962x = 2,939.34 × 1,412.82
4. Step 4: Simplify right side
   1,962x = 4,152,758.34
5. Step 5: Solve for x
   x = 4,152,758.34/1,962
6. Step 6: Final answer
   x = 2,116.59