Finding the Fourth Proportional to 2,532.64, 3,800.40 and 994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,532.64 : 3,800.40 = 994.72 : x
2. Step 2: Convert to fraction form
   2,532.64/3,800.40 = 994.72/x
3. Step 3: Cross multiply
   2,532.64x = 3,800.40 × 994.72
4. Step 4: Simplify right side
   2,532.64x = 3,780,333.89
5. Step 5: Solve for x
   x = 3,780,333.89/2,532.64
6. Step 6: Final answer
   x = 1,492.65