Finding the Fourth Proportional to 1,062.32, 1,592.06 and 786.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062.32 : 1,592.06 = 786.17 : x
2. Step 2: Convert to fraction form
   1,062.32/1,592.06 = 786.17/x
3. Step 3: Cross multiply
   1,062.32x = 1,592.06 × 786.17
4. Step 4: Simplify right side
   1,062.32x = 1,251,629.86
5. Step 5: Solve for x
   x = 1,251,629.86/1,062.32
6. Step 6: Final answer
   x = 1,178.21