Finding the Fourth Proportional to 145,725.32, 201,100.92 and 82,061.84

Step by Step Solution

1. Step 1: Write the proportion equation
   145,725.32 : 201,100.92 = 82,061.84 : x
2. Step 2: Convert to fraction form
   145,725.32/201,100.92 = 82,061.84/x
3. Step 3: Cross multiply
   145,725.32x = 201,100.92 × 82,061.84
4. Step 4: Simplify right side
   145,725.32x = 16,502,711,520.89
5. Step 5: Solve for x
   x = 16,502,711,520.89/145,725.32
6. Step 6: Final answer
   x = 113,245.33