Finding the Fourth Proportional to 1,785.16, 2,462.70 and 1,086.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,785.16 : 2,462.70 = 1,086.94 : x
2. Step 2: Convert to fraction form
   1,785.16/2,462.70 = 1,086.94/x
3. Step 3: Cross multiply
   1,785.16x = 2,462.70 × 1,086.94
4. Step 4: Simplify right side
   1,785.16x = 2,676,807.14
5. Step 5: Solve for x
   x = 2,676,807.14/1,785.16
6. Step 6: Final answer
   x = 1,499.48