Finding the Fourth Proportional to 4,993.34, 7,483.71 and 2,528.78

Step by Step Solution

1. Step 1: Write the proportion equation
   4,993.34 : 7,483.71 = 2,528.78 : x
2. Step 2: Convert to fraction form
   4,993.34/7,483.71 = 2,528.78/x
3. Step 3: Cross multiply
   4,993.34x = 7,483.71 × 2,528.78
4. Step 4: Simplify right side
   4,993.34x = 18,924,656.17
5. Step 5: Solve for x
   x = 18,924,656.17/4,993.34
6. Step 6: Final answer
   x = 3,789.98