Finding the Fourth Proportional to 2,384.02, 3,575.48 and 922.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.02 : 3,575.48 = 922.78 : x
2. Step 2: Convert to fraction form
   2,384.02/3,575.48 = 922.78/x
3. Step 3: Cross multiply
   2,384.02x = 3,575.48 × 922.78
4. Step 4: Simplify right side
   2,384.02x = 3,299,381.43
5. Step 5: Solve for x
   x = 3,299,381.43/2,384.02
6. Step 6: Final answer
   x = 1,383.96