Finding the Fourth Proportional to 2,058.34, 3,088.78 and 962.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.34 : 3,088.78 = 962.80 : x
2. Step 2: Convert to fraction form
   2,058.34/3,088.78 = 962.80/x
3. Step 3: Cross multiply
   2,058.34x = 3,088.78 × 962.80
4. Step 4: Simplify right side
   2,058.34x = 2,973,877.38
5. Step 5: Solve for x
   x = 2,973,877.38/2,058.34
6. Step 6: Final answer
   x = 1,444.79