Finding the Fourth Proportional to 1,493.25, 2,060.67 and 863.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.25 : 2,060.67 = 863.76 : x
2. Step 2: Convert to fraction form
   1,493.25/2,060.67 = 863.76/x
3. Step 3: Cross multiply
   1,493.25x = 2,060.67 × 863.76
4. Step 4: Simplify right side
   1,493.25x = 1,779,924.32
5. Step 5: Solve for x
   x = 1,779,924.32/1,493.25
6. Step 6: Final answer
   x = 1,191.98