Finding the Fourth Proportional to 1,900.71, 2,622.96 and 1,114.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.71 : 2,622.96 = 1,114.61 : x
2. Step 2: Convert to fraction form
   1,900.71/2,622.96 = 1,114.61/x
3. Step 3: Cross multiply
   1,900.71x = 2,622.96 × 1,114.61
4. Step 4: Simplify right side
   1,900.71x = 2,923,577.45
5. Step 5: Solve for x
   x = 2,923,577.45/1,900.71
6. Step 6: Final answer
   x = 1,538.15