Finding the Fourth Proportional to 1,004.16, 1,384.20 and 741.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004.16 : 1,384.20 = 741.72 : x
2. Step 2: Convert to fraction form
   1,004.16/1,384.20 = 741.72/x
3. Step 3: Cross multiply
   1,004.16x = 1,384.20 × 741.72
4. Step 4: Simplify right side
   1,004.16x = 1,026,688.82
5. Step 5: Solve for x
   x = 1,026,688.82/1,004.16
6. Step 6: Final answer
   x = 1,022.44