Finding the Fourth Proportional to 1,061,166.28, 1,591,811.76 and 302,949.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,166.28 : 1,591,811.76 = 302,949.48 : x
2. Step 2: Convert to fraction form
   1,061,166.28/1,591,811.76 = 302,949.48/x
3. Step 3: Cross multiply
   1,061,166.28x = 1,591,811.76 × 302,949.48
4. Step 4: Simplify right side
   1,061,166.28x = 482,238,544,949.89
5. Step 5: Solve for x
   x = 482,238,544,949.89/1,061,166.28
6. Step 6: Final answer
   x = 454,442.02