Finding the Fourth Proportional to 4,882.10, 7,314.64 and 2,930.00

Step by Step Solution

1. Step 1: Write the proportion equation
   4,882.10 : 7,314.64 = 2,930.00 : x
2. Step 2: Convert to fraction form
   4,882.10/7,314.64 = 2,930.00/x
3. Step 3: Cross multiply
   4,882.10x = 7,314.64 × 2,930.00
4. Step 4: Simplify right side
   4,882.10x = 21,431,851.30
5. Step 5: Solve for x
   x = 21,431,851.30/4,882.10
6. Step 6: Final answer
   x = 4,389.89