Finding the Fourth Proportional to 2,490.53, 3,736.23 and 846.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.53 : 3,736.23 = 846.98 : x
2. Step 2: Convert to fraction form
   2,490.53/3,736.23 = 846.98/x
3. Step 3: Cross multiply
   2,490.53x = 3,736.23 × 846.98
4. Step 4: Simplify right side
   2,490.53x = 3,164,493.40
5. Step 5: Solve for x
   x = 3,164,493.40/2,490.53
6. Step 6: Final answer
   x = 1,270.61