Finding the Fourth Proportional to 1,930.50, 2,892.60 and 1,004.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.50 : 2,892.60 = 1,004.79 : x
2. Step 2: Convert to fraction form
   1,930.50/2,892.60 = 1,004.79/x
3. Step 3: Cross multiply
   1,930.50x = 2,892.60 × 1,004.79
4. Step 4: Simplify right side
   1,930.50x = 2,906,455.55
5. Step 5: Solve for x
   x = 2,906,455.55/1,930.50
6. Step 6: Final answer
   x = 1,505.55