Finding the Fourth Proportional to 2,194.76, 3,288.98 and 945.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.76 : 3,288.98 = 945.01 : x
2. Step 2: Convert to fraction form
   2,194.76/3,288.98 = 945.01/x
3. Step 3: Cross multiply
   2,194.76x = 3,288.98 × 945.01
4. Step 4: Simplify right side
   2,194.76x = 3,108,113.56
5. Step 5: Solve for x
   x = 3,108,113.56/2,194.76
6. Step 6: Final answer
   x = 1,416.15