Finding the Fourth Proportional to 1,459.31, 2,014.89 and 899.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.31 : 2,014.89 = 899.96 : x
2. Step 2: Convert to fraction form
   1,459.31/2,014.89 = 899.96/x
3. Step 3: Cross multiply
   1,459.31x = 2,014.89 × 899.96
4. Step 4: Simplify right side
   1,459.31x = 1,813,315.90
5. Step 5: Solve for x
   x = 1,813,315.90/1,459.31
6. Step 6: Final answer
   x = 1,242.58