Finding the Fourth Proportional to 1,630.76, 2,250.42 and 932.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,630.76 : 2,250.42 = 932.12 : x
2. Step 2: Convert to fraction form
   1,630.76/2,250.42 = 932.12/x
3. Step 3: Cross multiply
   1,630.76x = 2,250.42 × 932.12
4. Step 4: Simplify right side
   1,630.76x = 2,097,661.49
5. Step 5: Solve for x
   x = 2,097,661.49/1,630.76
6. Step 6: Final answer
   x = 1,286.31