Finding the Fourth Proportional to 1,459.91, 2,014.38 and 900.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.91 : 2,014.38 = 900.15 : x
2. Step 2: Convert to fraction form
   1,459.91/2,014.38 = 900.15/x
3. Step 3: Cross multiply
   1,459.91x = 2,014.38 × 900.15
4. Step 4: Simplify right side
   1,459.91x = 1,813,244.16
5. Step 5: Solve for x
   x = 1,813,244.16/1,459.91
6. Step 6: Final answer
   x = 1,242.03