Finding the Fourth Proportional to 2,477.06, 3,715.52 and 628.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.06 : 3,715.52 = 628.16 : x
2. Step 2: Convert to fraction form
   2,477.06/3,715.52 = 628.16/x
3. Step 3: Cross multiply
   2,477.06x = 3,715.52 × 628.16
4. Step 4: Simplify right side
   2,477.06x = 2,333,922.86
5. Step 5: Solve for x
   x = 2,333,922.86/2,477.06
6. Step 6: Final answer
   x = 942.21