Finding the Fourth Proportional to 2,064.61, 3,096.96 and 748.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.61 : 3,096.96 = 748.47 : x
2. Step 2: Convert to fraction form
   2,064.61/3,096.96 = 748.47/x
3. Step 3: Cross multiply
   2,064.61x = 3,096.96 × 748.47
4. Step 4: Simplify right side
   2,064.61x = 2,317,981.65
5. Step 5: Solve for x
   x = 2,317,981.65/2,064.61
6. Step 6: Final answer
   x = 1,122.72