Finding the Fourth Proportional to 1,705.32, 2,354.27 and 1,284.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.32 : 2,354.27 = 1,284.93 : x
2. Step 2: Convert to fraction form
   1,705.32/2,354.27 = 1,284.93/x
3. Step 3: Cross multiply
   1,705.32x = 2,354.27 × 1,284.93
4. Step 4: Simplify right side
   1,705.32x = 3,025,065.73
5. Step 5: Solve for x
   x = 3,025,065.73/1,705.32
6. Step 6: Final answer
   x = 1,773.90