Finding the Fourth Proportional to 14,496.48, 21,709.89 and 7,906.32

Step by Step Solution

1. Step 1: Write the proportion equation
   14,496.48 : 21,709.89 = 7,906.32 : x
2. Step 2: Convert to fraction form
   14,496.48/21,709.89 = 7,906.32/x
3. Step 3: Cross multiply
   14,496.48x = 21,709.89 × 7,906.32
4. Step 4: Simplify right side
   14,496.48x = 171,645,337.50
5. Step 5: Solve for x
   x = 171,645,337.50/14,496.48
6. Step 6: Final answer
   x = 11,840.48