Finding the Fourth Proportional to 1,499.96, 2,247.91 and 767.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.96 : 2,247.91 = 767.99 : x
2. Step 2: Convert to fraction form
   1,499.96/2,247.91 = 767.99/x
3. Step 3: Cross multiply
   1,499.96x = 2,247.91 × 767.99
4. Step 4: Simplify right side
   1,499.96x = 1,726,372.40
5. Step 5: Solve for x
   x = 1,726,372.40/1,499.96
6. Step 6: Final answer
   x = 1,150.95