Finding the Fourth Proportional to 1,672.72, 2,506.92 and 941.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672.72 : 2,506.92 = 941.20 : x
2. Step 2: Convert to fraction form
   1,672.72/2,506.92 = 941.20/x
3. Step 3: Cross multiply
   1,672.72x = 2,506.92 × 941.20
4. Step 4: Simplify right side
   1,672.72x = 2,359,513.10
5. Step 5: Solve for x
   x = 2,359,513.10/1,672.72
6. Step 6: Final answer
   x = 1,410.58