Finding the Fourth Proportional to 1,526.90, 2,105.71 and 966.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,526.90 : 2,105.71 = 966.43 : x
2. Step 2: Convert to fraction form
   1,526.90/2,105.71 = 966.43/x
3. Step 3: Cross multiply
   1,526.90x = 2,105.71 × 966.43
4. Step 4: Simplify right side
   1,526.90x = 2,035,013.63
5. Step 5: Solve for x
   x = 2,035,013.63/1,526.90
6. Step 6: Final answer
   x = 1,332.77