Finding the Fourth Proportional to 72,929.48, 109,437.27 and 30,806.83

Step by Step Solution

1. Step 1: Write the proportion equation
   72,929.48 : 109,437.27 = 30,806.83 : x
2. Step 2: Convert to fraction form
   72,929.48/109,437.27 = 30,806.83/x
3. Step 3: Cross multiply
   72,929.48x = 109,437.27 × 30,806.83
4. Step 4: Simplify right side
   72,929.48x = 3,371,415,372.55
5. Step 5: Solve for x
   x = 3,371,415,372.55/72,929.48
6. Step 6: Final answer
   x = 46,228.43