Finding the Fourth Proportional to 814.95, 1,123.98 and 746.61

Step by Step Solution

1. Step 1: Write the proportion equation
   814.95 : 1,123.98 = 746.61 : x
2. Step 2: Convert to fraction form
   814.95/1,123.98 = 746.61/x
3. Step 3: Cross multiply
   814.95x = 1,123.98 × 746.61
4. Step 4: Simplify right side
   814.95x = 839,167.69
5. Step 5: Solve for x
   x = 839,167.69/814.95
6. Step 6: Final answer
   x = 1,029.72