Finding the Fourth Proportional to 2,054.69, 3,082.84 and 899.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.69 : 3,082.84 = 899.63 : x
2. Step 2: Convert to fraction form
   2,054.69/3,082.84 = 899.63/x
3. Step 3: Cross multiply
   2,054.69x = 3,082.84 × 899.63
4. Step 4: Simplify right side
   2,054.69x = 2,773,397.69
5. Step 5: Solve for x
   x = 2,773,397.69/2,054.69
6. Step 6: Final answer
   x = 1,349.79