Finding the Fourth Proportional to 72,725.94, 109,191.06 and 37,212.66

Step by Step Solution

1. Step 1: Write the proportion equation
   72,725.94 : 109,191.06 = 37,212.66 : x
2. Step 2: Convert to fraction form
   72,725.94/109,191.06 = 37,212.66/x
3. Step 3: Cross multiply
   72,725.94x = 109,191.06 × 37,212.66
4. Step 4: Simplify right side
   72,725.94x = 4,063,289,790.82
5. Step 5: Solve for x
   x = 4,063,289,790.82/72,725.94
6. Step 6: Final answer
   x = 55,871.26