Finding the Fourth Proportional to 72,980.47, 109,404.83 and 26,222.41

Step by Step Solution

1. Step 1: Write the proportion equation
   72,980.47 : 109,404.83 = 26,222.41 : x
2. Step 2: Convert to fraction form
   72,980.47/109,404.83 = 26,222.41/x
3. Step 3: Cross multiply
   72,980.47x = 109,404.83 × 26,222.41
4. Step 4: Simplify right side
   72,980.47x = 2,868,858,363.05
5. Step 5: Solve for x
   x = 2,868,858,363.05/72,980.47
6. Step 6: Final answer
   x = 39,309.95