Finding the Fourth Proportional to 21,915.37, 32,848.38 and 10,798.51

Step by Step Solution

1. Step 1: Write the proportion equation
   21,915.37 : 32,848.38 = 10,798.51 : x
2. Step 2: Convert to fraction form
   21,915.37/32,848.38 = 10,798.51/x
3. Step 3: Cross multiply
   21,915.37x = 32,848.38 × 10,798.51
4. Step 4: Simplify right side
   21,915.37x = 354,713,559.91
5. Step 5: Solve for x
   x = 354,713,559.91/21,915.37
6. Step 6: Final answer
   x = 16,185.61