Finding the Fourth Proportional to 1,354.50, 1,864.14 and 1,073.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354.50 : 1,864.14 = 1,073.83 : x
2. Step 2: Convert to fraction form
   1,354.50/1,864.14 = 1,073.83/x
3. Step 3: Cross multiply
   1,354.50x = 1,864.14 × 1,073.83
4. Step 4: Simplify right side
   1,354.50x = 2,001,769.46
5. Step 5: Solve for x
   x = 2,001,769.46/1,354.50
6. Step 6: Final answer
   x = 1,477.87