Finding the Fourth Proportional to 1,459.78, 2,014.06 and 900.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.78 : 2,014.06 = 900.34 : x
2. Step 2: Convert to fraction form
   1,459.78/2,014.06 = 900.34/x
3. Step 3: Cross multiply
   1,459.78x = 2,014.06 × 900.34
4. Step 4: Simplify right side
   1,459.78x = 1,813,338.78
5. Step 5: Solve for x
   x = 1,813,338.78/1,459.78
6. Step 6: Final answer
   x = 1,242.20