Finding the Fourth Proportional to 1,654.46, 2,476.89 and 1,245.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,654.46 : 2,476.89 = 1,245.27 : x
2. Step 2: Convert to fraction form
   1,654.46/2,476.89 = 1,245.27/x
3. Step 3: Cross multiply
   1,654.46x = 2,476.89 × 1,245.27
4. Step 4: Simplify right side
   1,654.46x = 3,084,396.81
5. Step 5: Solve for x
   x = 3,084,396.81/1,654.46
6. Step 6: Final answer
   x = 1,864.30