Finding the Fourth Proportional to 71,467.58, 107,196.78 and 21,549.36

Step by Step Solution

1. Step 1: Write the proportion equation
   71,467.58 : 107,196.78 = 21,549.36 : x
2. Step 2: Convert to fraction form
   71,467.58/107,196.78 = 21,549.36/x
3. Step 3: Cross multiply
   71,467.58x = 107,196.78 × 21,549.36
4. Step 4: Simplify right side
   71,467.58x = 2,310,022,003.06
5. Step 5: Solve for x
   x = 2,310,022,003.06/71,467.58
6. Step 6: Final answer
   x = 32,322.66