Finding the Fourth Proportional to 72,579.02, 108,845.49 and 23,319.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,579.02 : 108,845.49 = 23,319.50 : x
2. Step 2: Convert to fraction form
   72,579.02/108,845.49 = 23,319.50/x
3. Step 3: Cross multiply
   72,579.02x = 108,845.49 × 23,319.50
4. Step 4: Simplify right side
   72,579.02x = 2,538,222,404.06
5. Step 5: Solve for x
   x = 2,538,222,404.06/72,579.02
6. Step 6: Final answer
   x = 34,971.85