Finding the Fourth Proportional to 2,925.06, 4,365.48 and 2,847.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,925.06 : 4,365.48 = 2,847.30 : x
2. Step 2: Convert to fraction form
   2,925.06/4,365.48 = 2,847.30/x
3. Step 3: Cross multiply
   2,925.06x = 4,365.48 × 2,847.30
4. Step 4: Simplify right side
   2,925.06x = 12,429,831.20
5. Step 5: Solve for x
   x = 12,429,831.20/2,925.06
6. Step 6: Final answer
   x = 4,249.43