Finding the Fourth Proportional to 1,601.34, 2,402.01 and 447.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,601.34 : 2,402.01 = 447.06 : x
2. Step 2: Convert to fraction form
   1,601.34/2,402.01 = 447.06/x
3. Step 3: Cross multiply
   1,601.34x = 2,402.01 × 447.06
4. Step 4: Simplify right side
   1,601.34x = 1,073,842.59
5. Step 5: Solve for x
   x = 1,073,842.59/1,601.34
6. Step 6: Final answer
   x = 670.59