Finding the Fourth Proportional to 1,337.95, 1,846.25 and 814.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.95 : 1,846.25 = 814.15 : x
2. Step 2: Convert to fraction form
   1,337.95/1,846.25 = 814.15/x
3. Step 3: Cross multiply
   1,337.95x = 1,846.25 × 814.15
4. Step 4: Simplify right side
   1,337.95x = 1,503,118.80
5. Step 5: Solve for x
   x = 1,503,118.80/1,337.95
6. Step 6: Final answer
   x = 1,123.45