Finding the Fourth Proportional to 1,493.99, 2,061.72 and 864.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.99 : 2,061.72 = 864.52 : x
2. Step 2: Convert to fraction form
   1,493.99/2,061.72 = 864.52/x
3. Step 3: Cross multiply
   1,493.99x = 2,061.72 × 864.52
4. Step 4: Simplify right side
   1,493.99x = 1,782,388.70
5. Step 5: Solve for x
   x = 1,782,388.70/1,493.99
6. Step 6: Final answer
   x = 1,193.04