Finding the Fourth Proportional to 72,827.74, 109,188.15 and 30,706.12

Step by Step Solution

1. Step 1: Write the proportion equation
   72,827.74 : 109,188.15 = 30,706.12 : x
2. Step 2: Convert to fraction form
   72,827.74/109,188.15 = 30,706.12/x
3. Step 3: Cross multiply
   72,827.74x = 109,188.15 × 30,706.12
4. Step 4: Simplify right side
   72,827.74x = 3,352,744,436.48
5. Step 5: Solve for x
   x = 3,352,744,436.48/72,827.74
6. Step 6: Final answer
   x = 46,036.64