Finding the Fourth Proportional to 1,337.83, 1,846.34 and 770.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.83 : 1,846.34 = 770.68 : x
2. Step 2: Convert to fraction form
   1,337.83/1,846.34 = 770.68/x
3. Step 3: Cross multiply
   1,337.83x = 1,846.34 × 770.68
4. Step 4: Simplify right side
   1,337.83x = 1,422,938.66
5. Step 5: Solve for x
   x = 1,422,938.66/1,337.83
6. Step 6: Final answer
   x = 1,063.62