Finding the Fourth Proportional to 2,549.99, 3,825.56 and 906.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.99 : 3,825.56 = 906.53 : x
2. Step 2: Convert to fraction form
   2,549.99/3,825.56 = 906.53/x
3. Step 3: Cross multiply
   2,549.99x = 3,825.56 × 906.53
4. Step 4: Simplify right side
   2,549.99x = 3,467,961.25
5. Step 5: Solve for x
   x = 3,467,961.25/2,549.99
6. Step 6: Final answer
   x = 1,359.99