Finding the Fourth Proportional to 10,906.25, 16,357.01 and 4,981.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,906.25 : 16,357.01 = 4,981.46 : x
2. Step 2: Convert to fraction form
   10,906.25/16,357.01 = 4,981.46/x
3. Step 3: Cross multiply
   10,906.25x = 16,357.01 × 4,981.46
4. Step 4: Simplify right side
   10,906.25x = 81,481,684.34
5. Step 5: Solve for x
   x = 81,481,684.34/10,906.25
6. Step 6: Final answer
   x = 7,471.10