Finding the Fourth Proportional to 72,185.08, 108,289.29 and 22,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,185.08 : 108,289.29 = 22,253.50 : x
2. Step 2: Convert to fraction form
   72,185.08/108,289.29 = 22,253.50/x
3. Step 3: Cross multiply
   72,185.08x = 108,289.29 × 22,253.50
4. Step 4: Simplify right side
   72,185.08x = 2,409,815,715.02
5. Step 5: Solve for x
   x = 2,409,815,715.02/72,185.08
6. Step 6: Final answer
   x = 33,383.85