Finding the Fourth Proportional to 1,459.33, 2,013.63 and 1,385.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.33 : 2,013.63 = 1,385.46 : x
2. Step 2: Convert to fraction form
   1,459.33/2,013.63 = 1,385.46/x
3. Step 3: Cross multiply
   1,459.33x = 2,013.63 × 1,385.46
4. Step 4: Simplify right side
   1,459.33x = 2,789,811.73
5. Step 5: Solve for x
   x = 2,789,811.73/1,459.33
6. Step 6: Final answer
   x = 1,911.71