Finding the Fourth Proportional to 2,384.72, 3,575.02 and 922.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.72 : 3,575.02 = 922.86 : x
2. Step 2: Convert to fraction form
   2,384.72/3,575.02 = 922.86/x
3. Step 3: Cross multiply
   2,384.72x = 3,575.02 × 922.86
4. Step 4: Simplify right side
   2,384.72x = 3,299,242.96
5. Step 5: Solve for x
   x = 3,299,242.96/2,384.72
6. Step 6: Final answer
   x = 1,383.49