Finding the Fourth Proportional to 72,992.59, 109,472.33 and 33,511.77

Step by Step Solution

1. Step 1: Write the proportion equation
   72,992.59 : 109,472.33 = 33,511.77 : x
2. Step 2: Convert to fraction form
   72,992.59/109,472.33 = 33,511.77/x
3. Step 3: Cross multiply
   72,992.59x = 109,472.33 × 33,511.77
4. Step 4: Simplify right side
   72,992.59x = 3,668,611,628.10
5. Step 5: Solve for x
   x = 3,668,611,628.10/72,992.59
6. Step 6: Final answer
   x = 50,260.06