Finding the Fourth Proportional to 71,935.56, 107,906.58 and 52,119.72

Step by Step Solution

1. Step 1: Write the proportion equation
   71,935.56 : 107,906.58 = 52,119.72 : x
2. Step 2: Convert to fraction form
   71,935.56/107,906.58 = 52,119.72/x
3. Step 3: Cross multiply
   71,935.56x = 107,906.58 × 52,119.72
4. Step 4: Simplify right side
   71,935.56x = 5,624,060,735.76
5. Step 5: Solve for x
   x = 5,624,060,735.76/71,935.56
6. Step 6: Final answer
   x = 78,181.93