Finding the Fourth Proportional to 2,925.59, 4,388.81 and 1,076.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,925.59 : 4,388.81 = 1,076.55 : x
2. Step 2: Convert to fraction form
   2,925.59/4,388.81 = 1,076.55/x
3. Step 3: Cross multiply
   2,925.59x = 4,388.81 × 1,076.55
4. Step 4: Simplify right side
   2,925.59x = 4,724,768.02
5. Step 5: Solve for x
   x = 4,724,768.02/2,925.59
6. Step 6: Final answer
   x = 1,614.98