Finding the Fourth Proportional to 72,847.56, 109,226.12 and 30,705.96

Step by Step Solution

1. Step 1: Write the proportion equation
   72,847.56 : 109,226.12 = 30,705.96 : x
2. Step 2: Convert to fraction form
   72,847.56/109,226.12 = 30,705.96/x
3. Step 3: Cross multiply
   72,847.56x = 109,226.12 × 30,705.96
4. Step 4: Simplify right side
   72,847.56x = 3,353,892,718.15
5. Step 5: Solve for x
   x = 3,353,892,718.15/72,847.56
6. Step 6: Final answer
   x = 46,039.88