Finding the Fourth Proportional to 14,308.07, 21,458.00 and 4,945.64

Step by Step Solution

1. Step 1: Write the proportion equation
   14,308.07 : 21,458.00 = 4,945.64 : x
2. Step 2: Convert to fraction form
   14,308.07/21,458.00 = 4,945.64/x
3. Step 3: Cross multiply
   14,308.07x = 21,458.00 × 4,945.64
4. Step 4: Simplify right side
   14,308.07x = 106,123,411.10
5. Step 5: Solve for x
   x = 106,123,411.10/14,308.07
6. Step 6: Final answer
   x = 7,417.03