Finding the Fourth Proportional to 1,527.34, 2,107.89 and 937.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,527.34 : 2,107.89 = 937.77 : x
2. Step 2: Convert to fraction form
   1,527.34/2,107.89 = 937.77/x
3. Step 3: Cross multiply
   1,527.34x = 2,107.89 × 937.77
4. Step 4: Simplify right side
   1,527.34x = 1,976,716.01
5. Step 5: Solve for x
   x = 1,976,716.01/1,527.34
6. Step 6: Final answer
   x = 1,294.22