Finding the Fourth Proportional to 2,041.91, 3,061.70 and 945.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,041.91 : 3,061.70 = 945.20 : x
2. Step 2: Convert to fraction form
   2,041.91/3,061.70 = 945.20/x
3. Step 3: Cross multiply
   2,041.91x = 3,061.70 × 945.20
4. Step 4: Simplify right side
   2,041.91x = 2,893,925.31
5. Step 5: Solve for x
   x = 2,893,925.31/2,041.91
6. Step 6: Final answer
   x = 1,417.26