Finding the Fourth Proportional to 1,301.10, 1,795.59 and 770.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.10 : 1,795.59 = 770.29 : x
2. Step 2: Convert to fraction form
   1,301.10/1,795.59 = 770.29/x
3. Step 3: Cross multiply
   1,301.10x = 1,795.59 × 770.29
4. Step 4: Simplify right side
   1,301.10x = 1,383,131.72
5. Step 5: Solve for x
   x = 1,383,131.72/1,301.10
6. Step 6: Final answer
   x = 1,063.04