Finding the Fourth Proportional to 1,465.03, 2,196.56 and 770.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.03 : 2,196.56 = 770.96 : x
2. Step 2: Convert to fraction form
   1,465.03/2,196.56 = 770.96/x
3. Step 3: Cross multiply
   1,465.03x = 2,196.56 × 770.96
4. Step 4: Simplify right side
   1,465.03x = 1,693,467.17
5. Step 5: Solve for x
   x = 1,693,467.17/1,465.03
6. Step 6: Final answer
   x = 1,155.92