Finding the Fourth Proportional to 72,401.84, 108,619.76 and 22,479.36

Step by Step Solution

1. Step 1: Write the proportion equation
   72,401.84 : 108,619.76 = 22,479.36 : x
2. Step 2: Convert to fraction form
   72,401.84/108,619.76 = 22,479.36/x
3. Step 3: Cross multiply
   72,401.84x = 108,619.76 × 22,479.36
4. Step 4: Simplify right side
   72,401.84x = 2,441,702,688.15
5. Step 5: Solve for x
   x = 2,441,702,688.15/72,401.84
6. Step 6: Final answer
   x = 33,724.32