Finding the Fourth Proportional to 1,493.78, 2,060.84 and 962.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.78 : 2,060.84 = 962.55 : x
2. Step 2: Convert to fraction form
   1,493.78/2,060.84 = 962.55/x
3. Step 3: Cross multiply
   1,493.78x = 2,060.84 × 962.55
4. Step 4: Simplify right side
   1,493.78x = 1,983,663.95
5. Step 5: Solve for x
   x = 1,983,663.95/1,493.78
6. Step 6: Final answer
   x = 1,327.95